51807029140

素因数分解:

$2^2\times 5^1\times {\mathrm{8101}}^1\times {\mathrm{319757}}^1$

素因数の和:327867

約数の個数: 24

約数和(自身を含む): 108808531272

約数和(自身を除く): 57001502132

約数列:

[1, 2, 4, 5, 10, 20, 8101, 16202, 32404, 40505, 81010, 162020, 319757, 639514, 1279028, 1598785, 3197570, 6395140, 2590351457, 5180702914, 10361405828, 12951757285, 25903514570, 51807029140]

約数ペア:

[(1, 51807029140), (2, 25903514570), (4, 12951757285), (5, 10361405828), (10, 5180702914), (20, 2590351457), (8101, 6395140), (16202, 3197570), (32404, 1598785), (40505, 1279028), (81010, 639514), (162020, 319757)]