64492875

素因数分解:

$3^3\times 5^3\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 121080960

約数和(自身を除く): 56588085

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 97, 125, 135, 197, 225, 291, 375, 485, 591, 675, 873, 985, 1125, 1455, 1773, 2425, 2619, 2955, 3375, 4365, 4925, 5319, 7275, 8865, 12125, 13095, 14775, 19109, 21825, 24625, 26595, 36375, 44325, 57327, 65475, 73875, 95545, 109125, 132975, 171981, 221625, 286635, 327375, 477725, 515943, 664875, 859905, 1433175, 2388625, 2579715, 4299525, 7165875, 12898575, 21497625, 64492875]

約数ペア:

[(1, 64492875), (3, 21497625), (5, 12898575), (9, 7165875), (15, 4299525), (25, 2579715), (27, 2388625), (45, 1433175), (75, 859905), (97, 664875), (125, 515943), (135, 477725), (197, 327375), (225, 286635), (291, 221625), (375, 171981), (485, 132975), (591, 109125), (675, 95545), (873, 73875), (985, 65475), (1125, 57327), (1455, 44325), (1773, 36375), (2425, 26595), (2619, 24625), (2955, 21825), (3375, 19109), (4365, 14775), (4925, 13095), (5319, 12125), (7275, 8865)]