201612951715

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{1861}}^1$

素因数の和:1990

約数の個数: 144

約数和(自身を含む): 322553962080

約数和(自身を除く): 120941010365

約数列:

[1, 5, 7, 17, 19, 35, 37, 49, 85, 95, 119, 133, 185, 245, 259, 323, 595, 629, 665, 703, 833, 931, 1295, 1369, 1615, 1813, 1861, 2261, 3145, 3515, 4165, 4403, 4655, 4921, 6845, 9065, 9305, 9583, 11305, 11951, 13027, 15827, 22015, 23273, 24605, 26011, 30821, 31637, 34447, 35359, 47915, 59755, 65135, 67081, 68857, 79135, 83657, 91189, 116365, 130055, 154105, 158185, 162911, 172235, 176795, 182077, 221459, 247513, 335405, 344285, 418285, 442187, 455945, 481999, 585599, 601103, 814555, 910385, 1107295, 1140377, 1170569, 1237565, 1274539, 1308283, 1550213, 1732591, 2210935, 2409995, 2547709, 2927995, 3005515, 3095309, 3373993, 4207721, 5701885, 5852845, 6372695, 6541415, 7751065, 8193983, 8662955, 9157981, 12738545, 15476545, 16869965, 17833963, 21038605, 21667163, 22240811, 29454047, 40969915, 43311053, 45789905, 48406471, 57357881, 64105867, 89169815, 108335815, 111204055, 124837741, 147270235, 155685677, 216555265, 242032355, 286789405, 303177371, 320529335, 338845297, 624188705, 778428385, 822910007, 1089799739, 1515886855, 1694226485, 2122241597, 2371917079, 4114550035, 5448998695, 5760370049, 10611207985, 11859585395, 28801850245, 40322590343, 201612951715]

約数ペア:

[(1, 201612951715), (5, 40322590343), (7, 28801850245), (17, 11859585395), (19, 10611207985), (35, 5760370049), (37, 5448998695), (49, 4114550035), (85, 2371917079), (95, 2122241597), (119, 1694226485), (133, 1515886855), (185, 1089799739), (245, 822910007), (259, 778428385), (323, 624188705), (595, 338845297), (629, 320529335), (665, 303177371), (703, 286789405), (833, 242032355), (931, 216555265), (1295, 155685677), (1369, 147270235), (1615, 124837741), (1813, 111204055), (1861, 108335815), (2261, 89169815), (3145, 64105867), (3515, 57357881), (4165, 48406471), (4403, 45789905), (4655, 43311053), (4921, 40969915), (6845, 29454047), (9065, 22240811), (9305, 21667163), (9583, 21038605), (11305, 17833963), (11951, 16869965), (13027, 15476545), (15827, 12738545), (22015, 9157981), (23273, 8662955), (24605, 8193983), (26011, 7751065), (30821, 6541415), (31637, 6372695), (34447, 5852845), (35359, 5701885), (47915, 4207721), (59755, 3373993), (65135, 3095309), (67081, 3005515), (68857, 2927995), (79135, 2547709), (83657, 2409995), (91189, 2210935), (116365, 1732591), (130055, 1550213), (154105, 1308283), (158185, 1274539), (162911, 1237565), (172235, 1170569), (176795, 1140377), (182077, 1107295), (221459, 910385), (247513, 814555), (335405, 601103), (344285, 585599), (418285, 481999), (442187, 455945)]