127536250

素因数分解:

$2^1\times 5^4\times {\mathrm{257}}^1\times {\mathrm{397}}^1$

素因数の和:676

約数の個数: 40

約数和(自身を含む): 240588612

約数和(自身を除く): 113052362

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 257, 397, 514, 625, 794, 1250, 1285, 1985, 2570, 3970, 6425, 9925, 12850, 19850, 32125, 49625, 64250, 99250, 102029, 160625, 204058, 248125, 321250, 496250, 510145, 1020290, 2550725, 5101450, 12753625, 25507250, 63768125, 127536250]

約数ペア:

[(1, 127536250), (2, 63768125), (5, 25507250), (10, 12753625), (25, 5101450), (50, 2550725), (125, 1020290), (250, 510145), (257, 496250), (397, 321250), (514, 248125), (625, 204058), (794, 160625), (1250, 102029), (1285, 99250), (1985, 64250), (2570, 49625), (3970, 32125), (6425, 19850), (9925, 12850)]