83177620

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 179081280

約数和(自身を除く): 95903660

約数列:

[1, 2, 4, 5, 10, 20, 83, 89, 166, 178, 332, 356, 415, 445, 563, 830, 890, 1126, 1660, 1780, 2252, 2815, 5630, 7387, 11260, 14774, 29548, 36935, 46729, 50107, 73870, 93458, 100214, 147740, 186916, 200428, 233645, 250535, 467290, 501070, 934580, 1002140, 4158881, 8317762, 16635524, 20794405, 41588810, 83177620]

約数ペア:

[(1, 83177620), (2, 41588810), (4, 20794405), (5, 16635524), (10, 8317762), (20, 4158881), (83, 1002140), (89, 934580), (166, 501070), (178, 467290), (332, 250535), (356, 233645), (415, 200428), (445, 186916), (563, 147740), (830, 100214), (890, 93458), (1126, 73870), (1660, 50107), (1780, 46729), (2252, 36935), (2815, 29548), (5630, 14774), (7387, 11260)]