131163170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{809}}^1$

素因数の和:1370

約数の個数: 32

約数和(自身を含む): 244477440

約数和(自身を除く): 113314270

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 523, 809, 1046, 1618, 2615, 4045, 5230, 8090, 16213, 25079, 32426, 50158, 81065, 125395, 162130, 250790, 423107, 846214, 2115535, 4231070, 13116317, 26232634, 65581585, 131163170]

約数ペア:

[(1, 131163170), (2, 65581585), (5, 26232634), (10, 13116317), (31, 4231070), (62, 2115535), (155, 846214), (310, 423107), (523, 250790), (809, 162130), (1046, 125395), (1618, 81065), (2615, 50158), (4045, 32426), (5230, 25079), (8090, 16213)]