662386768

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{457}}^1\times {\mathrm{577}}^1$

素因数の和:1199

約数の個数: 40

約数和(自身を含む): 1296618152

約数和(自身を除く): 634231384

約数列:

[1, 2, 4, 8, 16, 157, 314, 457, 577, 628, 914, 1154, 1256, 1828, 2308, 2512, 3656, 4616, 7312, 9232, 71749, 90589, 143498, 181178, 263689, 286996, 362356, 527378, 573992, 724712, 1054756, 1147984, 1449424, 2109512, 4219024, 41399173, 82798346, 165596692, 331193384, 662386768]

約数ペア:

[(1, 662386768), (2, 331193384), (4, 165596692), (8, 82798346), (16, 41399173), (157, 4219024), (314, 2109512), (457, 1449424), (577, 1147984), (628, 1054756), (914, 724712), (1154, 573992), (1256, 527378), (1828, 362356), (2308, 286996), (2512, 263689), (3656, 181178), (4616, 143498), (7312, 90589), (9232, 71749)]