199904830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{4229}}^1$

素因数の和:4428

約数の個数: 32

約数和(自身を含む): 374608800

約数和(自身を除く): 174703970

約数列:

[1, 2, 5, 10, 29, 58, 145, 163, 290, 326, 815, 1630, 4229, 4727, 8458, 9454, 21145, 23635, 42290, 47270, 122641, 245282, 613205, 689327, 1226410, 1378654, 3446635, 6893270, 19990483, 39980966, 99952415, 199904830]

約数ペア:

[(1, 199904830), (2, 99952415), (5, 39980966), (10, 19990483), (29, 6893270), (58, 3446635), (145, 1378654), (163, 1226410), (290, 689327), (326, 613205), (815, 245282), (1630, 122641), (4229, 47270), (4727, 42290), (8458, 23635), (9454, 21145)]