5172050920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{971}}^1$

素因数の和:1139

約数の個数: 128

約数和(自身を含む): 12366172800

約数和(自身を除く): 7194121880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 59, 61, 74, 118, 122, 148, 185, 236, 244, 295, 296, 305, 370, 472, 488, 590, 610, 740, 971, 1180, 1220, 1480, 1942, 2183, 2257, 2360, 2440, 3599, 3884, 4366, 4514, 4855, 7198, 7768, 8732, 9028, 9710, 10915, 11285, 14396, 17464, 17995, 18056, 19420, 21830, 22570, 28792, 35927, 35990, 38840, 43660, 45140, 57289, 59231, 71854, 71980, 87320, 90280, 114578, 118462, 133163, 143708, 143960, 179635, 229156, 236924, 266326, 286445, 287416, 296155, 359270, 458312, 473848, 532652, 572890, 592310, 665815, 718540, 1065304, 1145780, 1184620, 1331630, 1437080, 2119693, 2191547, 2291560, 2369240, 2663260, 3494629, 4239386, 4383094, 5326520, 6989258, 8478772, 8766188, 10598465, 10957735, 13978516, 16957544, 17473145, 17532376, 21196930, 21915470, 27957032, 34946290, 42393860, 43830940, 69892580, 84787720, 87661880, 129301273, 139785160, 258602546, 517205092, 646506365, 1034410184, 1293012730, 2586025460, 5172050920]

約数ペア:

[(1, 5172050920), (2, 2586025460), (4, 1293012730), (5, 1034410184), (8, 646506365), (10, 517205092), (20, 258602546), (37, 139785160), (40, 129301273), (59, 87661880), (61, 84787720), (74, 69892580), (118, 43830940), (122, 42393860), (148, 34946290), (185, 27957032), (236, 21915470), (244, 21196930), (295, 17532376), (296, 17473145), (305, 16957544), (370, 13978516), (472, 10957735), (488, 10598465), (590, 8766188), (610, 8478772), (740, 6989258), (971, 5326520), (1180, 4383094), (1220, 4239386), (1480, 3494629), (1942, 2663260), (2183, 2369240), (2257, 2291560), (2360, 2191547), (2440, 2119693), (3599, 1437080), (3884, 1331630), (4366, 1184620), (4514, 1145780), (4855, 1065304), (7198, 718540), (7768, 665815), (8732, 592310), (9028, 572890), (9710, 532652), (10915, 473848), (11285, 458312), (14396, 359270), (17464, 296155), (17995, 287416), (18056, 286445), (19420, 266326), (21830, 236924), (22570, 229156), (28792, 179635), (35927, 143960), (35990, 143708), (38840, 133163), (43660, 118462), (45140, 114578), (57289, 90280), (59231, 87320), (71854, 71980)]