80139108

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1867}}^1$

素因数の和:1961

約数の個数: 72

約数和(自身を含む): 220618272

約数和(自身を除く): 140479164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 73, 84, 98, 146, 147, 196, 219, 292, 294, 438, 511, 588, 876, 1022, 1533, 1867, 2044, 3066, 3577, 3734, 5601, 6132, 7154, 7468, 10731, 11202, 13069, 14308, 21462, 22404, 26138, 39207, 42924, 52276, 78414, 91483, 136291, 156828, 182966, 272582, 274449, 365932, 408873, 545164, 548898, 817746, 954037, 1097796, 1635492, 1908074, 2862111, 3816148, 5724222, 6678259, 11448444, 13356518, 20034777, 26713036, 40069554, 80139108]

約数ペア:

[(1, 80139108), (2, 40069554), (3, 26713036), (4, 20034777), (6, 13356518), (7, 11448444), (12, 6678259), (14, 5724222), (21, 3816148), (28, 2862111), (42, 1908074), (49, 1635492), (73, 1097796), (84, 954037), (98, 817746), (146, 548898), (147, 545164), (196, 408873), (219, 365932), (292, 274449), (294, 272582), (438, 182966), (511, 156828), (588, 136291), (876, 91483), (1022, 78414), (1533, 52276), (1867, 42924), (2044, 39207), (3066, 26138), (3577, 22404), (3734, 21462), (5601, 14308), (6132, 13069), (7154, 11202), (7468, 10731)]