45254920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 105779520

約数和(自身を除く): 60524600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 83, 86, 166, 172, 215, 317, 332, 344, 415, 430, 634, 664, 830, 860, 1268, 1585, 1660, 1720, 2536, 3170, 3320, 3569, 6340, 7138, 12680, 13631, 14276, 17845, 26311, 27262, 28552, 35690, 52622, 54524, 68155, 71380, 105244, 109048, 131555, 136310, 142760, 210488, 263110, 272620, 526220, 545240, 1052440, 1131373, 2262746, 4525492, 5656865, 9050984, 11313730, 22627460, 45254920]

約数ペア:

[(1, 45254920), (2, 22627460), (4, 11313730), (5, 9050984), (8, 5656865), (10, 4525492), (20, 2262746), (40, 1131373), (43, 1052440), (83, 545240), (86, 526220), (166, 272620), (172, 263110), (215, 210488), (317, 142760), (332, 136310), (344, 131555), (415, 109048), (430, 105244), (634, 71380), (664, 68155), (830, 54524), (860, 52622), (1268, 35690), (1585, 28552), (1660, 27262), (1720, 26311), (2536, 17845), (3170, 14276), (3320, 13631), (3569, 12680), (6340, 7138)]