83816625

素因数分解:

$3^1\times 5^3\times {\mathrm{397}}^1\times {\mathrm{563}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 140070528

約数和(自身を除く): 56253903

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 397, 563, 1191, 1689, 1985, 2815, 5955, 8445, 9925, 14075, 29775, 42225, 49625, 70375, 148875, 211125, 223511, 670533, 1117555, 3352665, 5587775, 16763325, 27938875, 83816625]

約数ペア:

[(1, 83816625), (3, 27938875), (5, 16763325), (15, 5587775), (25, 3352665), (75, 1117555), (125, 670533), (375, 223511), (397, 211125), (563, 148875), (1191, 70375), (1689, 49625), (1985, 42225), (2815, 29775), (5955, 14075), (8445, 9925)]