25354820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74573}}^1$

素因数の和:74599

約数の個数: 24

約数和(自身を含む): 56377944

約数和(自身を除く): 31023124

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 74573, 149146, 298292, 372865, 745730, 1267741, 1491460, 2535482, 5070964, 6338705, 12677410, 25354820]

約数ペア:

[(1, 25354820), (2, 12677410), (4, 6338705), (5, 5070964), (10, 2535482), (17, 1491460), (20, 1267741), (34, 745730), (68, 372865), (85, 298292), (170, 149146), (340, 74573)]