42528260

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{757}}^1$

素因数の和:872

約数の個数: 36

約数和(自身を含む): 91146468

約数和(自身を除く): 48618208

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 757, 1060, 1514, 2809, 3028, 3785, 5618, 7570, 11236, 14045, 15140, 28090, 40121, 56180, 80242, 160484, 200605, 401210, 802420, 2126413, 4252826, 8505652, 10632065, 21264130, 42528260]

約数ペア:

[(1, 42528260), (2, 21264130), (4, 10632065), (5, 8505652), (10, 4252826), (20, 2126413), (53, 802420), (106, 401210), (212, 200605), (265, 160484), (530, 80242), (757, 56180), (1060, 40121), (1514, 28090), (2809, 15140), (3028, 14045), (3785, 11236), (5618, 7570)]