20761201150

素因数分解:

$2^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{977}}^1\times {\mathrm{2707}}^1$

素因数の和:3853

約数の個数: 48

約数和(自身を含む): 38915942256

約数和(自身を除く): 18154741106

約数列:

[1, 2, 5, 10, 25, 50, 157, 314, 785, 977, 1570, 1954, 2707, 3925, 4885, 5414, 7850, 9770, 13535, 24425, 27070, 48850, 67675, 135350, 153389, 306778, 424999, 766945, 849998, 1533890, 2124995, 2644739, 3834725, 4249990, 5289478, 7669450, 10624975, 13223695, 21249950, 26447390, 66118475, 132236950, 415224023, 830448046, 2076120115, 4152240230, 10380600575, 20761201150]

約数ペア:

[(1, 20761201150), (2, 10380600575), (5, 4152240230), (10, 2076120115), (25, 830448046), (50, 415224023), (157, 132236950), (314, 66118475), (785, 26447390), (977, 21249950), (1570, 13223695), (1954, 10624975), (2707, 7669450), (3925, 5289478), (4885, 4249990), (5414, 3834725), (7850, 2644739), (9770, 2124995), (13535, 1533890), (24425, 849998), (27070, 766945), (48850, 424999), (67675, 306778), (135350, 153389)]