84662680

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 195022080

約数和(自身を除く): 110359400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 131, 151, 214, 262, 302, 428, 524, 535, 604, 655, 755, 856, 1048, 1070, 1208, 1310, 1510, 2140, 2620, 3020, 4280, 5240, 6040, 14017, 16157, 19781, 28034, 32314, 39562, 56068, 64628, 70085, 79124, 80785, 98905, 112136, 129256, 140170, 158248, 161570, 197810, 280340, 323140, 395620, 560680, 646280, 791240, 2116567, 4233134, 8466268, 10582835, 16932536, 21165670, 42331340, 84662680]

約数ペア:

[(1, 84662680), (2, 42331340), (4, 21165670), (5, 16932536), (8, 10582835), (10, 8466268), (20, 4233134), (40, 2116567), (107, 791240), (131, 646280), (151, 560680), (214, 395620), (262, 323140), (302, 280340), (428, 197810), (524, 161570), (535, 158248), (604, 140170), (655, 129256), (755, 112136), (856, 98905), (1048, 80785), (1070, 79124), (1208, 70085), (1310, 64628), (1510, 56068), (2140, 39562), (2620, 32314), (3020, 28034), (4280, 19781), (5240, 16157), (6040, 14017)]