80450018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{857}}^1$

素因数の和:1138

約数の個数: 32

約数和(自身を含む): 140107968

約数和(自身を除く): 59657950

約数列:

[1, 2, 11, 17, 22, 34, 187, 251, 374, 502, 857, 1714, 2761, 4267, 5522, 8534, 9427, 14569, 18854, 29138, 46937, 93874, 160259, 215107, 320518, 430214, 2366177, 3656819, 4732354, 7313638, 40225009, 80450018]

約数ペア:

[(1, 80450018), (2, 40225009), (11, 7313638), (17, 4732354), (22, 3656819), (34, 2366177), (187, 430214), (251, 320518), (374, 215107), (502, 160259), (857, 93874), (1714, 46937), (2761, 29138), (4267, 18854), (5522, 14569), (8534, 9427)]