156638450

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{701}}^1$

素因数の和:863

約数の個数: 48

約数和(自身を含む): 301621320

約数和(自身を除く): 144982870

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 109, 205, 218, 410, 545, 701, 1025, 1090, 1402, 2050, 2725, 3505, 4469, 5450, 7010, 8938, 17525, 22345, 28741, 35050, 44690, 57482, 76409, 111725, 143705, 152818, 223450, 287410, 382045, 718525, 764090, 1437050, 1910225, 3132769, 3820450, 6265538, 15663845, 31327690, 78319225, 156638450]

約数ペア:

[(1, 156638450), (2, 78319225), (5, 31327690), (10, 15663845), (25, 6265538), (41, 3820450), (50, 3132769), (82, 1910225), (109, 1437050), (205, 764090), (218, 718525), (410, 382045), (545, 287410), (701, 223450), (1025, 152818), (1090, 143705), (1402, 111725), (2050, 76409), (2725, 57482), (3505, 44690), (4469, 35050), (5450, 28741), (7010, 22345), (8938, 17525)]