201428975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2029}}^1$

素因数の和:2088

約数の個数: 36

約数和(自身を含む): 287715960

約数和(自身を除く): 86286985

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 361, 475, 1045, 1805, 2029, 3971, 5225, 9025, 10145, 19855, 22319, 38551, 50725, 99275, 111595, 192755, 424061, 557975, 732469, 963775, 2120305, 3662345, 8057159, 10601525, 18311725, 40285795, 201428975]

約数ペア:

[(1, 201428975), (5, 40285795), (11, 18311725), (19, 10601525), (25, 8057159), (55, 3662345), (95, 2120305), (209, 963775), (275, 732469), (361, 557975), (475, 424061), (1045, 192755), (1805, 111595), (2029, 99275), (3971, 50725), (5225, 38551), (9025, 22319), (10145, 19855)]