56671100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 128908416

約数和(自身を除く): 72237316

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 101, 124, 155, 181, 202, 310, 362, 404, 505, 620, 724, 775, 905, 1010, 1550, 1810, 2020, 2525, 3100, 3131, 3620, 4525, 5050, 5611, 6262, 9050, 10100, 11222, 12524, 15655, 18100, 18281, 22444, 28055, 31310, 36562, 56110, 62620, 73124, 78275, 91405, 112220, 140275, 156550, 182810, 280550, 313100, 365620, 457025, 561100, 566711, 914050, 1133422, 1828100, 2266844, 2833555, 5667110, 11334220, 14167775, 28335550, 56671100]

約数ペア:

[(1, 56671100), (2, 28335550), (4, 14167775), (5, 11334220), (10, 5667110), (20, 2833555), (25, 2266844), (31, 1828100), (50, 1133422), (62, 914050), (100, 566711), (101, 561100), (124, 457025), (155, 365620), (181, 313100), (202, 280550), (310, 182810), (362, 156550), (404, 140275), (505, 112220), (620, 91405), (724, 78275), (775, 73124), (905, 62620), (1010, 56110), (1550, 36562), (1810, 31310), (2020, 28055), (2525, 22444), (3100, 18281), (3131, 18100), (3620, 15655), (4525, 12524), (5050, 11222), (5611, 10100), (6262, 9050)]