2791878100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{8161}}^1$

素因数の和:8497

約数の個数: 72

約数和(自身を含む): 6631200576

約数和(自身を除く): 3839322476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 311, 550, 622, 1100, 1244, 1555, 3110, 3421, 6220, 6842, 7775, 8161, 13684, 15550, 16322, 17105, 31100, 32644, 34210, 40805, 68420, 81610, 85525, 89771, 163220, 171050, 179542, 204025, 342100, 359084, 408050, 448855, 816100, 897710, 1795420, 2244275, 2538071, 4488550, 5076142, 8977100, 10152284, 12690355, 25380710, 27918781, 50761420, 55837562, 63451775, 111675124, 126903550, 139593905, 253807100, 279187810, 558375620, 697969525, 1395939050, 2791878100]

約数ペア:

[(1, 2791878100), (2, 1395939050), (4, 697969525), (5, 558375620), (10, 279187810), (11, 253807100), (20, 139593905), (22, 126903550), (25, 111675124), (44, 63451775), (50, 55837562), (55, 50761420), (100, 27918781), (110, 25380710), (220, 12690355), (275, 10152284), (311, 8977100), (550, 5076142), (622, 4488550), (1100, 2538071), (1244, 2244275), (1555, 1795420), (3110, 897710), (3421, 816100), (6220, 448855), (6842, 408050), (7775, 359084), (8161, 342100), (13684, 204025), (15550, 179542), (16322, 171050), (17105, 163220), (31100, 89771), (32644, 85525), (34210, 81610), (40805, 68420)]