255415472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{2687}}^1$

素因数の和:3165

約数の個数: 40

約数和(自身を含む): 534299136

約数和(自身を除く): 278883664

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 457, 914, 1828, 2687, 3656, 5374, 5941, 7312, 10748, 11882, 21496, 23764, 34931, 42992, 47528, 69862, 95056, 139724, 279448, 558896, 1227959, 2455918, 4911836, 9823672, 15963467, 19647344, 31926934, 63853868, 127707736, 255415472]

約数ペア:

[(1, 255415472), (2, 127707736), (4, 63853868), (8, 31926934), (13, 19647344), (16, 15963467), (26, 9823672), (52, 4911836), (104, 2455918), (208, 1227959), (457, 558896), (914, 279448), (1828, 139724), (2687, 95056), (3656, 69862), (5374, 47528), (5941, 42992), (7312, 34931), (10748, 23764), (11882, 21496)]