256261859200

素因数分解:

$2^7\times 5^2\times {\mathrm{2213}}^1\times {\mathrm{36187}}^1$

素因数の和:38424

約数の個数: 96

約数和(自身を含む): 633350433960

約数和(自身を除く): 377088574760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 2213, 3200, 4426, 8852, 11065, 17704, 22130, 35408, 36187, 44260, 55325, 70816, 72374, 88520, 110650, 141632, 144748, 177040, 180935, 221300, 283264, 289496, 354080, 361870, 442600, 578992, 708160, 723740, 885200, 904675, 1157984, 1416320, 1447480, 1770400, 1809350, 2315968, 2894960, 3540800, 3618700, 4631936, 5789920, 7081600, 7237400, 11579840, 14474800, 23159680, 28949600, 57899200, 80081831, 115798400, 160163662, 320327324, 400409155, 640654648, 800818310, 1281309296, 1601636620, 2002045775, 2562618592, 3203273240, 4004091550, 5125237184, 6406546480, 8008183100, 10250474368, 12813092960, 16016366200, 25626185920, 32032732400, 51252371840, 64065464800, 128130929600, 256261859200]

約数ペア:

[(1, 256261859200), (2, 128130929600), (4, 64065464800), (5, 51252371840), (8, 32032732400), (10, 25626185920), (16, 16016366200), (20, 12813092960), (25, 10250474368), (32, 8008183100), (40, 6406546480), (50, 5125237184), (64, 4004091550), (80, 3203273240), (100, 2562618592), (128, 2002045775), (160, 1601636620), (200, 1281309296), (320, 800818310), (400, 640654648), (640, 400409155), (800, 320327324), (1600, 160163662), (2213, 115798400), (3200, 80081831), (4426, 57899200), (8852, 28949600), (11065, 23159680), (17704, 14474800), (22130, 11579840), (35408, 7237400), (36187, 7081600), (44260, 5789920), (55325, 4631936), (70816, 3618700), (72374, 3540800), (88520, 2894960), (110650, 2315968), (141632, 1809350), (144748, 1770400), (177040, 1447480), (180935, 1416320), (221300, 1157984), (283264, 904675), (289496, 885200), (354080, 723740), (361870, 708160), (442600, 578992)]