149298220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{1117}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 323432928

約数和(自身を除く): 174134708

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 163, 164, 205, 326, 410, 652, 815, 820, 1117, 1630, 2234, 3260, 4468, 5585, 6683, 11170, 13366, 22340, 26732, 33415, 45797, 66830, 91594, 133660, 182071, 183188, 228985, 364142, 457970, 728284, 910355, 915940, 1820710, 3641420, 7464911, 14929822, 29859644, 37324555, 74649110, 149298220]

約数ペア:

[(1, 149298220), (2, 74649110), (4, 37324555), (5, 29859644), (10, 14929822), (20, 7464911), (41, 3641420), (82, 1820710), (163, 915940), (164, 910355), (205, 728284), (326, 457970), (410, 364142), (652, 228985), (815, 183188), (820, 182071), (1117, 133660), (1630, 91594), (2234, 66830), (3260, 45797), (4468, 33415), (5585, 26732), (6683, 22340), (11170, 13366)]