78765375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 143410176

約数和(自身を除く): 64644801

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 107, 125, 151, 195, 321, 325, 375, 453, 535, 755, 975, 1391, 1605, 1625, 1963, 2265, 2675, 3775, 4173, 4875, 5889, 6955, 8025, 9815, 11325, 13375, 16157, 18875, 20865, 29445, 34775, 40125, 48471, 49075, 56625, 80785, 104325, 147225, 173875, 210041, 242355, 245375, 403925, 521625, 630123, 736125, 1050205, 1211775, 2019625, 3150615, 5251025, 6058875, 15753075, 26255125, 78765375]

約数ペア:

[(1, 78765375), (3, 26255125), (5, 15753075), (13, 6058875), (15, 5251025), (25, 3150615), (39, 2019625), (65, 1211775), (75, 1050205), (107, 736125), (125, 630123), (151, 521625), (195, 403925), (321, 245375), (325, 242355), (375, 210041), (453, 173875), (535, 147225), (755, 104325), (975, 80785), (1391, 56625), (1605, 49075), (1625, 48471), (1963, 40125), (2265, 34775), (2675, 29445), (3775, 20865), (4173, 18875), (4875, 16157), (5889, 13375), (6955, 11325), (8025, 9815)]