82491860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1459}}^1$

素因数の和:1736

約数の個数: 48

約数和(自身を含む): 189846720

約数和(自身を除く): 107354860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 257, 514, 1028, 1285, 1459, 2570, 2827, 2918, 5140, 5654, 5836, 7295, 11308, 14135, 14590, 16049, 28270, 29180, 32098, 56540, 64196, 80245, 160490, 320980, 374963, 749926, 1499852, 1874815, 3749630, 4124593, 7499260, 8249186, 16498372, 20622965, 41245930, 82491860]

約数ペア:

[(1, 82491860), (2, 41245930), (4, 20622965), (5, 16498372), (10, 8249186), (11, 7499260), (20, 4124593), (22, 3749630), (44, 1874815), (55, 1499852), (110, 749926), (220, 374963), (257, 320980), (514, 160490), (1028, 80245), (1285, 64196), (1459, 56540), (2570, 32098), (2827, 29180), (2918, 28270), (5140, 16049), (5654, 14590), (5836, 14135), (7295, 11308)]