81847030

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{72431}}^1$

素因数の和:72551

約数の個数: 16

約数和(自身を含む): 148630464

約数和(自身を除く): 66783434

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 72431, 144862, 362155, 724310, 8184703, 16369406, 40923515, 81847030]

約数ペア:

[(1, 81847030), (2, 40923515), (5, 16369406), (10, 8184703), (113, 724310), (226, 362155), (565, 144862), (1130, 72431)]