69657620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{397}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 151915008

約数和(自身を除く): 82257388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 283, 310, 397, 566, 620, 794, 1132, 1415, 1588, 1985, 2830, 3970, 5660, 7940, 8773, 12307, 17546, 24614, 35092, 43865, 49228, 61535, 87730, 112351, 123070, 175460, 224702, 246140, 449404, 561755, 1123510, 2247020, 3482881, 6965762, 13931524, 17414405, 34828810, 69657620]

約数ペア:

[(1, 69657620), (2, 34828810), (4, 17414405), (5, 13931524), (10, 6965762), (20, 3482881), (31, 2247020), (62, 1123510), (124, 561755), (155, 449404), (283, 246140), (310, 224702), (397, 175460), (566, 123070), (620, 112351), (794, 87730), (1132, 61535), (1415, 49228), (1588, 43865), (1985, 35092), (2830, 24614), (3970, 17546), (5660, 12307), (7940, 8773)]