75637540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3863}}^1$

素因数の和:3972

約数の個数: 48

約数和(自身を含む): 175271040

約数和(自身を除く): 99633500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3863, 3916, 4895, 7726, 9790, 15452, 19315, 19580, 38630, 42493, 77260, 84986, 169972, 212465, 343807, 424930, 687614, 849860, 1375228, 1719035, 3438070, 3781877, 6876140, 7563754, 15127508, 18909385, 37818770, 75637540]

約数ペア:

[(1, 75637540), (2, 37818770), (4, 18909385), (5, 15127508), (10, 7563754), (11, 6876140), (20, 3781877), (22, 3438070), (44, 1719035), (55, 1375228), (89, 849860), (110, 687614), (178, 424930), (220, 343807), (356, 212465), (445, 169972), (890, 84986), (979, 77260), (1780, 42493), (1958, 38630), (3863, 19580), (3916, 19315), (4895, 15452), (7726, 9790)]