28355750

素因数分解:

$2^1\times 5^3\times {\mathrm{101}}^1\times {\mathrm{1123}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 53655264

約数和(自身を除く): 25299514

約数列:

[1, 2, 5, 10, 25, 50, 101, 125, 202, 250, 505, 1010, 1123, 2246, 2525, 5050, 5615, 11230, 12625, 25250, 28075, 56150, 113423, 140375, 226846, 280750, 567115, 1134230, 2835575, 5671150, 14177875, 28355750]

約数ペア:

[(1, 28355750), (2, 14177875), (5, 5671150), (10, 2835575), (25, 1134230), (50, 567115), (101, 280750), (125, 226846), (202, 140375), (250, 113423), (505, 56150), (1010, 28075), (1123, 25250), (2246, 12625), (2525, 11230), (5050, 5615)]