290418908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{761}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 564550560

約数和(自身を除く): 274131652

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 179, 358, 533, 716, 761, 1066, 1522, 2132, 2327, 3044, 4654, 7339, 9308, 9893, 14678, 19786, 29356, 31201, 39572, 62402, 95407, 124804, 136219, 190814, 272438, 381628, 405613, 544876, 811226, 1622452, 1770847, 3541694, 5584979, 7083388, 11169958, 22339916, 72604727, 145209454, 290418908]

約数ペア:

[(1, 290418908), (2, 145209454), (4, 72604727), (13, 22339916), (26, 11169958), (41, 7083388), (52, 5584979), (82, 3541694), (164, 1770847), (179, 1622452), (358, 811226), (533, 544876), (716, 405613), (761, 381628), (1066, 272438), (1522, 190814), (2132, 136219), (2327, 124804), (3044, 95407), (4654, 62402), (7339, 39572), (9308, 31201), (9893, 29356), (14678, 19786)]