81063430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{2917}}^1$

素因数の和:3328

約数の個数: 32

約数和(自身を含む): 167236416

約数和(自身を除く): 86172986

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 397, 794, 1985, 2779, 2917, 3970, 5558, 5834, 13895, 14585, 20419, 27790, 29170, 40838, 102095, 204190, 1158049, 2316098, 5790245, 8106343, 11580490, 16212686, 40531715, 81063430]

約数ペア:

[(1, 81063430), (2, 40531715), (5, 16212686), (7, 11580490), (10, 8106343), (14, 5790245), (35, 2316098), (70, 1158049), (397, 204190), (794, 102095), (1985, 40838), (2779, 29170), (2917, 27790), (3970, 20419), (5558, 14585), (5834, 13895)]