71502872

素因数分解:

$2^3\times 7^1\times {\mathrm{251}}^1\times {\mathrm{5087}}^1$

素因数の和:5351

約数の個数: 32

約数和(自身を含む): 153861120

約数和(自身を除く): 82358248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 251, 502, 1004, 1757, 2008, 3514, 5087, 7028, 10174, 14056, 20348, 35609, 40696, 71218, 142436, 284872, 1276837, 2553674, 5107348, 8937859, 10214696, 17875718, 35751436, 71502872]

約数ペア:

[(1, 71502872), (2, 35751436), (4, 17875718), (7, 10214696), (8, 8937859), (14, 5107348), (28, 2553674), (56, 1276837), (251, 284872), (502, 142436), (1004, 71218), (1757, 40696), (2008, 35609), (3514, 20348), (5087, 14056), (7028, 10174)]