68414625

素因数分解:

$3^4\times 5^3\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:289

約数の個数: 80

約数和(自身を含む): 132509520

約数和(自身を除く): 64094895

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 81, 87, 125, 135, 145, 225, 233, 261, 375, 405, 435, 675, 699, 725, 783, 1125, 1165, 1305, 2025, 2097, 2175, 2349, 3375, 3495, 3625, 3915, 5825, 6291, 6525, 6757, 10125, 10485, 10875, 11745, 17475, 18873, 19575, 20271, 29125, 31455, 32625, 33785, 52425, 58725, 60813, 87375, 94365, 97875, 101355, 157275, 168925, 182439, 262125, 293625, 304065, 471825, 506775, 547317, 786375, 844625, 912195, 1520325, 2359125, 2533875, 2736585, 4560975, 7601625, 13682925, 22804875, 68414625]

約数ペア:

[(1, 68414625), (3, 22804875), (5, 13682925), (9, 7601625), (15, 4560975), (25, 2736585), (27, 2533875), (29, 2359125), (45, 1520325), (75, 912195), (81, 844625), (87, 786375), (125, 547317), (135, 506775), (145, 471825), (225, 304065), (233, 293625), (261, 262125), (375, 182439), (405, 168925), (435, 157275), (675, 101355), (699, 97875), (725, 94365), (783, 87375), (1125, 60813), (1165, 58725), (1305, 52425), (2025, 33785), (2097, 32625), (2175, 31455), (2349, 29125), (3375, 20271), (3495, 19575), (3625, 18873), (3915, 17475), (5825, 11745), (6291, 10875), (6525, 10485), (6757, 10125)]