8578125

素因数分解:

$3^2\times 5^6\times {\mathrm{61}}^1$

素因数の和:97

約数の個数: 42

約数和(自身を含む): 15741986

約数和(自身を除く): 7163861

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 75, 125, 183, 225, 305, 375, 549, 625, 915, 1125, 1525, 1875, 2745, 3125, 4575, 5625, 7625, 9375, 13725, 15625, 22875, 28125, 38125, 46875, 68625, 114375, 140625, 190625, 343125, 571875, 953125, 1715625, 2859375, 8578125]

約数ペア:

[(1, 8578125), (3, 2859375), (5, 1715625), (9, 953125), (15, 571875), (25, 343125), (45, 190625), (61, 140625), (75, 114375), (125, 68625), (183, 46875), (225, 38125), (305, 28125), (375, 22875), (549, 15625), (625, 13725), (915, 9375), (1125, 7625), (1525, 5625), (1875, 4575), (2745, 3125)]