81009528

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{487}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 210816000

約数和(自身を除く): 129806472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 232, 239, 348, 478, 487, 696, 717, 956, 974, 1434, 1461, 1912, 1948, 2868, 2922, 3896, 5736, 5844, 6931, 11688, 13862, 14123, 20793, 27724, 28246, 41586, 42369, 55448, 56492, 83172, 84738, 112984, 116393, 166344, 169476, 232786, 338952, 349179, 465572, 698358, 931144, 1396716, 2793432, 3375397, 6750794, 10126191, 13501588, 20252382, 27003176, 40504764, 81009528]

約数ペア:

[(1, 81009528), (2, 40504764), (3, 27003176), (4, 20252382), (6, 13501588), (8, 10126191), (12, 6750794), (24, 3375397), (29, 2793432), (58, 1396716), (87, 931144), (116, 698358), (174, 465572), (232, 349179), (239, 338952), (348, 232786), (478, 169476), (487, 166344), (696, 116393), (717, 112984), (956, 84738), (974, 83172), (1434, 56492), (1461, 55448), (1912, 42369), (1948, 41586), (2868, 28246), (2922, 27724), (3896, 20793), (5736, 14123), (5844, 13862), (6931, 11688)]