57321760

素因数分解:

$2^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1499}}^1$

素因数の和:1753

約数の個数: 48

約数和(自身を含む): 136080000

約数和(自身を除く): 78758240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 239, 478, 956, 1195, 1499, 1912, 2390, 2998, 3824, 4780, 5996, 7495, 7648, 9560, 11992, 14990, 19120, 23984, 29980, 38240, 47968, 59960, 119920, 239840, 358261, 716522, 1433044, 1791305, 2866088, 3582610, 5732176, 7165220, 11464352, 14330440, 28660880, 57321760]

約数ペア:

[(1, 57321760), (2, 28660880), (4, 14330440), (5, 11464352), (8, 7165220), (10, 5732176), (16, 3582610), (20, 2866088), (32, 1791305), (40, 1433044), (80, 716522), (160, 358261), (239, 239840), (478, 119920), (956, 59960), (1195, 47968), (1499, 38240), (1912, 29980), (2390, 23984), (2998, 19120), (3824, 14990), (4780, 11992), (5996, 9560), (7495, 7648)]