75604540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{857}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 173837664

約数和(自身を除く): 98233124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 401, 802, 857, 1604, 1714, 2005, 3428, 4010, 4285, 4411, 8020, 8570, 8822, 9427, 17140, 17644, 18854, 22055, 37708, 44110, 47135, 88220, 94270, 188540, 343657, 687314, 1374628, 1718285, 3436570, 3780227, 6873140, 7560454, 15120908, 18901135, 37802270, 75604540]

約数ペア:

[(1, 75604540), (2, 37802270), (4, 18901135), (5, 15120908), (10, 7560454), (11, 6873140), (20, 3780227), (22, 3436570), (44, 1718285), (55, 1374628), (110, 687314), (220, 343657), (401, 188540), (802, 94270), (857, 88220), (1604, 47135), (1714, 44110), (2005, 37708), (3428, 22055), (4010, 18854), (4285, 17644), (4411, 17140), (8020, 9427), (8570, 8822)]