125234920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4283}}^1$

素因数の和:4354

約数の個数: 64

約数和(自身を含む): 305363520

約数和(自身を除く): 180128600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3655, 4283, 5848, 7310, 8566, 14620, 17132, 21415, 29240, 34264, 42830, 72811, 85660, 145622, 171320, 184169, 291244, 364055, 368338, 582488, 728110, 736676, 920845, 1456220, 1473352, 1841690, 2912440, 3130873, 3683380, 6261746, 7366760, 12523492, 15654365, 25046984, 31308730, 62617460, 125234920]

約数ペア:

[(1, 125234920), (2, 62617460), (4, 31308730), (5, 25046984), (8, 15654365), (10, 12523492), (17, 7366760), (20, 6261746), (34, 3683380), (40, 3130873), (43, 2912440), (68, 1841690), (85, 1473352), (86, 1456220), (136, 920845), (170, 736676), (172, 728110), (215, 582488), (340, 368338), (344, 364055), (430, 291244), (680, 184169), (731, 171320), (860, 145622), (1462, 85660), (1720, 72811), (2924, 42830), (3655, 34264), (4283, 29240), (5848, 21415), (7310, 17132), (8566, 14620)]