8131890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{719}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 21772800

約数和(自身を除く): 13640910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 719, 754, 870, 1131, 1438, 1885, 2157, 2262, 3595, 3770, 4314, 5655, 7190, 9347, 10785, 11310, 18694, 20851, 21570, 28041, 41702, 46735, 56082, 62553, 93470, 104255, 125106, 140205, 208510, 271063, 280410, 312765, 542126, 625530, 813189, 1355315, 1626378, 2710630, 4065945, 8131890]

約数ペア:

[(1, 8131890), (2, 4065945), (3, 2710630), (5, 1626378), (6, 1355315), (10, 813189), (13, 625530), (15, 542126), (26, 312765), (29, 280410), (30, 271063), (39, 208510), (58, 140205), (65, 125106), (78, 104255), (87, 93470), (130, 62553), (145, 56082), (174, 46735), (195, 41702), (290, 28041), (377, 21570), (390, 20851), (435, 18694), (719, 11310), (754, 10785), (870, 9347), (1131, 7190), (1438, 5655), (1885, 4314), (2157, 3770), (2262, 3595)]