30918625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:226

約数の個数: 32

約数和(自身を含む): 40734720

約数和(自身を除く): 9816095

約数列:

[1, 5, 25, 31, 79, 101, 125, 155, 395, 505, 775, 1975, 2449, 2525, 3131, 3875, 7979, 9875, 12245, 12625, 15655, 39895, 61225, 78275, 199475, 247349, 306125, 391375, 997375, 1236745, 6183725, 30918625]

約数ペア:

[(1, 30918625), (5, 6183725), (25, 1236745), (31, 997375), (79, 391375), (101, 306125), (125, 247349), (155, 199475), (395, 78275), (505, 61225), (775, 39895), (1975, 15655), (2449, 12625), (2525, 12245), (3131, 9875), (3875, 7979)]