149885780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1699}}^1$

素因数の和:2120

約数の個数: 48

約数和(自身を含む): 344433600

約数和(自身を除く): 194547820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 401, 802, 1604, 1699, 2005, 3398, 4010, 4411, 6796, 8020, 8495, 8822, 16990, 17644, 18689, 22055, 33980, 37378, 44110, 74756, 88220, 93445, 186890, 373780, 681299, 1362598, 2725196, 3406495, 6812990, 7494289, 13625980, 14988578, 29977156, 37471445, 74942890, 149885780]

約数ペア:

[(1, 149885780), (2, 74942890), (4, 37471445), (5, 29977156), (10, 14988578), (11, 13625980), (20, 7494289), (22, 6812990), (44, 3406495), (55, 2725196), (110, 1362598), (220, 681299), (401, 373780), (802, 186890), (1604, 93445), (1699, 88220), (2005, 74756), (3398, 44110), (4010, 37378), (4411, 33980), (6796, 22055), (8020, 18689), (8495, 17644), (8822, 16990)]