78817875

素因数分解:

$3^1\times 5^3\times {\mathrm{101}}^1\times {\mathrm{2081}}^1$

素因数の和:2200

約数の個数: 32

約数和(自身を含む): 132515136

約数和(自身を除く): 53697261

約数列:

[1, 3, 5, 15, 25, 75, 101, 125, 303, 375, 505, 1515, 2081, 2525, 6243, 7575, 10405, 12625, 31215, 37875, 52025, 156075, 210181, 260125, 630543, 780375, 1050905, 3152715, 5254525, 15763575, 26272625, 78817875]

約数ペア:

[(1, 78817875), (3, 26272625), (5, 15763575), (15, 5254525), (25, 3152715), (75, 1050905), (101, 780375), (125, 630543), (303, 260125), (375, 210181), (505, 156075), (1515, 52025), (2081, 37875), (2525, 31215), (6243, 12625), (7575, 10405)]