65057375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 85143552

約数和(自身を除く): 20086177

約数列:

[1, 5, 25, 31, 103, 125, 155, 163, 515, 775, 815, 2575, 3193, 3875, 4075, 5053, 12875, 15965, 16789, 20375, 25265, 79825, 83945, 126325, 399125, 419725, 520459, 631625, 2098625, 2602295, 13011475, 65057375]

約数ペア:

[(1, 65057375), (5, 13011475), (25, 2602295), (31, 2098625), (103, 631625), (125, 520459), (155, 419725), (163, 399125), (515, 126325), (775, 83945), (815, 79825), (2575, 25265), (3193, 20375), (3875, 16789), (4075, 15965), (5053, 12875)]