51288260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{82723}}^1$

素因数の和:82763

約数の個数: 24

約数和(自身を含む): 111181056

約数和(自身を除く): 59892796

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 82723, 165446, 330892, 413615, 827230, 1654460, 2564413, 5128826, 10257652, 12822065, 25644130, 51288260]

約数ペア:

[(1, 51288260), (2, 25644130), (4, 12822065), (5, 10257652), (10, 5128826), (20, 2564413), (31, 1654460), (62, 827230), (124, 413615), (155, 330892), (310, 165446), (620, 82723)]