42519380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1583}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 95800320

約数和(自身を除く): 53280940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1343, 1580, 1583, 2686, 3166, 5372, 6332, 6715, 7915, 13430, 15830, 26860, 26911, 31660, 53822, 107644, 125057, 134555, 250114, 269110, 500228, 538220, 625285, 1250570, 2125969, 2501140, 4251938, 8503876, 10629845, 21259690, 42519380]

約数ペア:

[(1, 42519380), (2, 21259690), (4, 10629845), (5, 8503876), (10, 4251938), (17, 2501140), (20, 2125969), (34, 1250570), (68, 625285), (79, 538220), (85, 500228), (158, 269110), (170, 250114), (316, 134555), (340, 125057), (395, 107644), (790, 53822), (1343, 31660), (1580, 26911), (1583, 26860), (2686, 15830), (3166, 13430), (5372, 7915), (6332, 6715)]