157280585

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2939}}^1$

素因数の和:3101

約数の個数: 32

約数和(自身を含む): 237081600

約数和(自身を除く): 79801015

約数列:

[1, 5, 7, 11, 35, 55, 77, 139, 385, 695, 973, 1529, 2939, 4865, 7645, 10703, 14695, 20573, 32329, 53515, 102865, 161645, 226303, 408521, 1131515, 2042605, 2859647, 4493731, 14298235, 22468655, 31456117, 157280585]

約数ペア:

[(1, 157280585), (5, 31456117), (7, 22468655), (11, 14298235), (35, 4493731), (55, 2859647), (77, 2042605), (139, 1131515), (385, 408521), (695, 226303), (973, 161645), (1529, 102865), (2939, 53515), (4865, 32329), (7645, 20573), (10703, 14695)]