16156870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 30100896

約数和(自身を除く): 13944026

約数列:

[1, 2, 5, 10, 41, 82, 157, 205, 251, 314, 410, 502, 785, 1255, 1570, 2510, 6437, 10291, 12874, 20582, 32185, 39407, 51455, 64370, 78814, 102910, 197035, 394070, 1615687, 3231374, 8078435, 16156870]

約数ペア:

[(1, 16156870), (2, 8078435), (5, 3231374), (10, 1615687), (41, 394070), (82, 197035), (157, 102910), (205, 78814), (251, 64370), (314, 51455), (410, 39407), (502, 32185), (785, 20582), (1255, 12874), (1570, 10291), (2510, 6437)]