282051250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1$

素因数の和:1073

約数の個数: 80

約数和(自身を含む): 603425592

約数和(自身を除く): 321374342

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 125, 130, 170, 221, 250, 325, 425, 442, 625, 650, 850, 1021, 1105, 1250, 1625, 2042, 2125, 2210, 3250, 4250, 5105, 5525, 8125, 10210, 10625, 11050, 13273, 16250, 17357, 21250, 25525, 26546, 27625, 34714, 51050, 55250, 66365, 86785, 127625, 132730, 138125, 173570, 225641, 255250, 276250, 331825, 433925, 451282, 638125, 663650, 867850, 1128205, 1276250, 1659125, 2169625, 2256410, 3318250, 4339250, 5641025, 8295625, 10848125, 11282050, 16591250, 21696250, 28205125, 56410250, 141025625, 282051250]

約数ペア:

[(1, 282051250), (2, 141025625), (5, 56410250), (10, 28205125), (13, 21696250), (17, 16591250), (25, 11282050), (26, 10848125), (34, 8295625), (50, 5641025), (65, 4339250), (85, 3318250), (125, 2256410), (130, 2169625), (170, 1659125), (221, 1276250), (250, 1128205), (325, 867850), (425, 663650), (442, 638125), (625, 451282), (650, 433925), (850, 331825), (1021, 276250), (1105, 255250), (1250, 225641), (1625, 173570), (2042, 138125), (2125, 132730), (2210, 127625), (3250, 86785), (4250, 66365), (5105, 55250), (5525, 51050), (8125, 34714), (10210, 27625), (10625, 26546), (11050, 25525), (13273, 21250), (16250, 17357)]