128778314500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{7823}}^1$

素因数の和:7967

約数の個数: 192

約数和(自身を含む): 318649863168

約数和(自身を除く): 189871548668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 73, 82, 100, 110, 125, 146, 164, 205, 220, 250, 275, 292, 365, 410, 451, 500, 550, 730, 803, 820, 902, 1025, 1100, 1375, 1460, 1606, 1804, 1825, 2050, 2255, 2750, 2993, 3212, 3650, 4015, 4100, 4510, 5125, 5500, 5986, 7300, 7823, 8030, 9020, 9125, 10250, 11275, 11972, 14965, 15646, 16060, 18250, 20075, 20500, 22550, 29930, 31292, 32923, 36500, 39115, 40150, 45100, 56375, 59860, 65846, 74825, 78230, 80300, 86053, 100375, 112750, 131692, 149650, 156460, 164615, 172106, 195575, 200750, 225500, 299300, 320743, 329230, 344212, 374125, 391150, 401500, 430265, 571079, 641486, 658460, 748250, 782300, 823075, 860530, 977875, 1142158, 1282972, 1496500, 1603715, 1646150, 1721060, 1955750, 2151325, 2284316, 2855395, 3207430, 3292300, 3528173, 3911500, 4115375, 4302650, 5710790, 6281869, 6414860, 7056346, 8018575, 8230750, 8605300, 10756625, 11421580, 12563738, 14112692, 14276975, 16037150, 16461500, 17640865, 21513250, 23414239, 25127476, 28553950, 31409345, 32074300, 35281730, 40092875, 43026500, 46828478, 57107900, 62818690, 70563460, 71384875, 80185750, 88204325, 93656956, 117071195, 125637380, 142769750, 157046725, 160371500, 176408650, 234142390, 257556629, 285539500, 314093450, 352817300, 441021625, 468284780, 515113258, 585355975, 628186900, 785233625, 882043250, 1030226516, 1170711950, 1287783145, 1570467250, 1764086500, 2341423900, 2575566290, 2926779875, 3140934500, 5151132580, 5853559750, 6438915725, 11707119500, 12877831450, 25755662900, 32194578625, 64389157250, 128778314500]

約数ペア:

[(1, 128778314500), (2, 64389157250), (4, 32194578625), (5, 25755662900), (10, 12877831450), (11, 11707119500), (20, 6438915725), (22, 5853559750), (25, 5151132580), (41, 3140934500), (44, 2926779875), (50, 2575566290), (55, 2341423900), (73, 1764086500), (82, 1570467250), (100, 1287783145), (110, 1170711950), (125, 1030226516), (146, 882043250), (164, 785233625), (205, 628186900), (220, 585355975), (250, 515113258), (275, 468284780), (292, 441021625), (365, 352817300), (410, 314093450), (451, 285539500), (500, 257556629), (550, 234142390), (730, 176408650), (803, 160371500), (820, 157046725), (902, 142769750), (1025, 125637380), (1100, 117071195), (1375, 93656956), (1460, 88204325), (1606, 80185750), (1804, 71384875), (1825, 70563460), (2050, 62818690), (2255, 57107900), (2750, 46828478), (2993, 43026500), (3212, 40092875), (3650, 35281730), (4015, 32074300), (4100, 31409345), (4510, 28553950), (5125, 25127476), (5500, 23414239), (5986, 21513250), (7300, 17640865), (7823, 16461500), (8030, 16037150), (9020, 14276975), (9125, 14112692), (10250, 12563738), (11275, 11421580), (11972, 10756625), (14965, 8605300), (15646, 8230750), (16060, 8018575), (18250, 7056346), (20075, 6414860), (20500, 6281869), (22550, 5710790), (29930, 4302650), (31292, 4115375), (32923, 3911500), (36500, 3528173), (39115, 3292300), (40150, 3207430), (45100, 2855395), (56375, 2284316), (59860, 2151325), (65846, 1955750), (74825, 1721060), (78230, 1646150), (80300, 1603715), (86053, 1496500), (100375, 1282972), (112750, 1142158), (131692, 977875), (149650, 860530), (156460, 823075), (164615, 782300), (172106, 748250), (195575, 658460), (200750, 641486), (225500, 571079), (299300, 430265), (320743, 401500), (329230, 391150), (344212, 374125)]