2188528850

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{631}}^1\times {\mathrm{977}}^1$

素因数の和:1691

約数の個数: 48

約数和(自身を含む): 4138770816

約数和(自身を除く): 1950241966

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 631, 710, 977, 1262, 1775, 1954, 3155, 3550, 4885, 6310, 9770, 15775, 24425, 31550, 44801, 48850, 69367, 89602, 138734, 224005, 346835, 448010, 616487, 693670, 1120025, 1232974, 1734175, 2240050, 3082435, 3468350, 6164870, 15412175, 30824350, 43770577, 87541154, 218852885, 437705770, 1094264425, 2188528850]

約数ペア:

[(1, 2188528850), (2, 1094264425), (5, 437705770), (10, 218852885), (25, 87541154), (50, 43770577), (71, 30824350), (142, 15412175), (355, 6164870), (631, 3468350), (710, 3082435), (977, 2240050), (1262, 1734175), (1775, 1232974), (1954, 1120025), (3155, 693670), (3550, 616487), (4885, 448010), (6310, 346835), (9770, 224005), (15775, 138734), (24425, 89602), (31550, 69367), (44801, 48850)]