64678875

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{7499}}^1$

素因数の和:7540

約数の個数: 32

約数和(自身を含む): 112320000

約数和(自身を除く): 47641125

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 575, 1725, 2875, 7499, 8625, 22497, 37495, 112485, 172477, 187475, 517431, 562425, 862385, 937375, 2587155, 2812125, 4311925, 12935775, 21559625, 64678875]

約数ペア:

[(1, 64678875), (3, 21559625), (5, 12935775), (15, 4311925), (23, 2812125), (25, 2587155), (69, 937375), (75, 862385), (115, 562425), (125, 517431), (345, 187475), (375, 172477), (575, 112485), (1725, 37495), (2875, 22497), (7499, 8625)]