71988808

素因数分解:

$2^3\times {\mathrm{251}}^1\times {\mathrm{35851}}^1$

素因数の和:36108

約数の個数: 16

約数和(自身を含む): 135520560

約数和(自身を除く): 63531752

約数列:

[1, 2, 4, 8, 251, 502, 1004, 2008, 35851, 71702, 143404, 286808, 8998601, 17997202, 35994404, 71988808]

約数ペア:

[(1, 71988808), (2, 35994404), (4, 17997202), (8, 8998601), (251, 286808), (502, 143404), (1004, 71702), (2008, 35851)]