81475696

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{5077}}^1$

素因数の和:5161

約数の個数: 40

約数和(自身を含む): 170011440

約数和(自身を除く): 88535744

約数列:

[1, 2, 4, 8, 16, 17, 34, 59, 68, 118, 136, 236, 272, 472, 944, 1003, 2006, 4012, 5077, 8024, 10154, 16048, 20308, 40616, 81232, 86309, 172618, 299543, 345236, 599086, 690472, 1198172, 1380944, 2396344, 4792688, 5092231, 10184462, 20368924, 40737848, 81475696]

約数ペア:

[(1, 81475696), (2, 40737848), (4, 20368924), (8, 10184462), (16, 5092231), (17, 4792688), (34, 2396344), (59, 1380944), (68, 1198172), (118, 690472), (136, 599086), (236, 345236), (272, 299543), (472, 172618), (944, 86309), (1003, 81232), (2006, 40616), (4012, 20308), (5077, 16048), (8024, 10154)]