81379424

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8861}}^1$

素因数の和:8919

約数の個数: 48

約数和(自身を含む): 187590816

約数和(自身を除く): 106211392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 574, 656, 1148, 1312, 2296, 4592, 8861, 9184, 17722, 35444, 62027, 70888, 124054, 141776, 248108, 283552, 363301, 496216, 726602, 992432, 1453204, 1984864, 2543107, 2906408, 5086214, 5812816, 10172428, 11625632, 20344856, 40689712, 81379424]

約数ペア:

[(1, 81379424), (2, 40689712), (4, 20344856), (7, 11625632), (8, 10172428), (14, 5812816), (16, 5086214), (28, 2906408), (32, 2543107), (41, 1984864), (56, 1453204), (82, 992432), (112, 726602), (164, 496216), (224, 363301), (287, 283552), (328, 248108), (574, 141776), (656, 124054), (1148, 70888), (1312, 62027), (2296, 35444), (4592, 17722), (8861, 9184)]