81900934

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 133440480

約数和(自身を除く): 51539546

約数列:

[1, 2, 17, 34, 67, 134, 157, 229, 314, 458, 1139, 2278, 2669, 3893, 5338, 7786, 10519, 15343, 21038, 30686, 35953, 71906, 178823, 260831, 357646, 521662, 611201, 1222402, 2408851, 4817702, 40950467, 81900934]

約数ペア:

[(1, 81900934), (2, 40950467), (17, 4817702), (34, 2408851), (67, 1222402), (134, 611201), (157, 521662), (229, 357646), (314, 260831), (458, 178823), (1139, 71906), (2278, 35953), (2669, 30686), (3893, 21038), (5338, 15343), (7786, 10519)]