79841560

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{739}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 187279200

約数和(自身を除く): 107437640

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 73, 74, 146, 148, 185, 292, 296, 365, 370, 584, 730, 739, 740, 1460, 1478, 1480, 2701, 2920, 2956, 3695, 5402, 5912, 7390, 10804, 13505, 14780, 21608, 27010, 27343, 29560, 53947, 54020, 54686, 107894, 108040, 109372, 136715, 215788, 218744, 269735, 273430, 431576, 539470, 546860, 1078940, 1093720, 1996039, 2157880, 3992078, 7984156, 9980195, 15968312, 19960390, 39920780, 79841560]

約数ペア:

[(1, 79841560), (2, 39920780), (4, 19960390), (5, 15968312), (8, 9980195), (10, 7984156), (20, 3992078), (37, 2157880), (40, 1996039), (73, 1093720), (74, 1078940), (146, 546860), (148, 539470), (185, 431576), (292, 273430), (296, 269735), (365, 218744), (370, 215788), (584, 136715), (730, 109372), (739, 108040), (740, 107894), (1460, 54686), (1478, 54020), (1480, 53947), (2701, 29560), (2920, 27343), (2956, 27010), (3695, 21608), (5402, 14780), (5912, 13505), (7390, 10804)]