207946375

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 324350208

約数和(自身を除く): 116403833

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 101, 125, 175, 181, 325, 455, 505, 707, 875, 905, 1267, 1313, 1625, 2275, 2353, 2525, 3535, 4525, 6335, 6565, 9191, 11375, 11765, 12625, 16471, 17675, 18281, 22625, 31675, 32825, 45955, 58825, 82355, 88375, 91405, 127967, 158375, 164125, 229775, 237653, 294125, 411775, 457025, 639835, 1148875, 1188265, 1663571, 2058875, 2285125, 3199175, 5941325, 8317855, 15995875, 29706625, 41589275, 207946375]

約数ペア:

[(1, 207946375), (5, 41589275), (7, 29706625), (13, 15995875), (25, 8317855), (35, 5941325), (65, 3199175), (91, 2285125), (101, 2058875), (125, 1663571), (175, 1188265), (181, 1148875), (325, 639835), (455, 457025), (505, 411775), (707, 294125), (875, 237653), (905, 229775), (1267, 164125), (1313, 158375), (1625, 127967), (2275, 91405), (2353, 88375), (2525, 82355), (3535, 58825), (4525, 45955), (6335, 32825), (6565, 31675), (9191, 22625), (11375, 18281), (11765, 17675), (12625, 16471)]