61393520

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5521}}^1$

素因数の和:5673

約数の個数: 40

約数和(自身を含む): 143792880

約数和(自身を除く): 82399360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5521, 5560, 11042, 11120, 22084, 27605, 44168, 55210, 88336, 110420, 220840, 441680, 767419, 1534838, 3069676, 3837095, 6139352, 7674190, 12278704, 15348380, 30696760, 61393520]

約数ペア:

[(1, 61393520), (2, 30696760), (4, 15348380), (5, 12278704), (8, 7674190), (10, 6139352), (16, 3837095), (20, 3069676), (40, 1534838), (80, 767419), (139, 441680), (278, 220840), (556, 110420), (695, 88336), (1112, 55210), (1390, 44168), (2224, 27605), (2780, 22084), (5521, 11120), (5560, 11042)]