20181364150

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{57587}}^1$

素因数の和:57805

約数の個数: 48

約数和(自身を含む): 38646615744

約数和(自身を除く): 18465251594

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 163, 215, 326, 430, 815, 1075, 1630, 2150, 4075, 7009, 8150, 14018, 35045, 57587, 70090, 115174, 175225, 287935, 350450, 575870, 1439675, 2476241, 2879350, 4952482, 9386681, 12381205, 18773362, 24762410, 46933405, 61906025, 93866810, 123812050, 234667025, 403627283, 469334050, 807254566, 2018136415, 4036272830, 10090682075, 20181364150]

約数ペア:

[(1, 20181364150), (2, 10090682075), (5, 4036272830), (10, 2018136415), (25, 807254566), (43, 469334050), (50, 403627283), (86, 234667025), (163, 123812050), (215, 93866810), (326, 61906025), (430, 46933405), (815, 24762410), (1075, 18773362), (1630, 12381205), (2150, 9386681), (4075, 4952482), (7009, 2879350), (8150, 2476241), (14018, 1439675), (35045, 575870), (57587, 350450), (70090, 287935), (115174, 175225)]