28202750

素因数分解:

$2^1\times 5^3\times {\mathrm{97}}^1\times {\mathrm{1163}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 53385696

約数和(自身を除く): 25182946

約数列:

[1, 2, 5, 10, 25, 50, 97, 125, 194, 250, 485, 970, 1163, 2326, 2425, 4850, 5815, 11630, 12125, 24250, 29075, 58150, 112811, 145375, 225622, 290750, 564055, 1128110, 2820275, 5640550, 14101375, 28202750]

約数ペア:

[(1, 28202750), (2, 14101375), (5, 5640550), (10, 2820275), (25, 1128110), (50, 564055), (97, 290750), (125, 225622), (194, 145375), (250, 112811), (485, 58150), (970, 29075), (1163, 24250), (2326, 12125), (2425, 11630), (4850, 5815)]