82808260

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{78121}}^1$

素因数の和:78183

約数の個数: 24

約数和(自身を含む): 177180696

約数和(自身を除く): 94372436

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 78121, 156242, 312484, 390605, 781210, 1562420, 4140413, 8280826, 16561652, 20702065, 41404130, 82808260]

約数ペア:

[(1, 82808260), (2, 41404130), (4, 20702065), (5, 16561652), (10, 8280826), (20, 4140413), (53, 1562420), (106, 781210), (212, 390605), (265, 312484), (530, 156242), (1060, 78121)]