155989360

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{6151}}^1$

素因数の和:6481

約数の個数: 40

約数和(自身を含む): 363878496

約数和(自身を除く): 207889136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 5072, 6151, 6340, 12302, 12680, 24604, 25360, 30755, 49208, 61510, 98416, 123020, 246040, 492080, 1949867, 3899734, 7799468, 9749335, 15598936, 19498670, 31197872, 38997340, 77994680, 155989360]

約数ペア:

[(1, 155989360), (2, 77994680), (4, 38997340), (5, 31197872), (8, 19498670), (10, 15598936), (16, 9749335), (20, 7799468), (40, 3899734), (80, 1949867), (317, 492080), (634, 246040), (1268, 123020), (1585, 98416), (2536, 61510), (3170, 49208), (5072, 30755), (6151, 25360), (6340, 24604), (12302, 12680)]