86723090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{142169}}^1$

素因数の和:142237

約数の個数: 16

約数和(自身を含む): 158661720

約数和(自身を除く): 71938630

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 142169, 284338, 710845, 1421690, 8672309, 17344618, 43361545, 86723090]

約数ペア:

[(1, 86723090), (2, 43361545), (5, 17344618), (10, 8672309), (61, 1421690), (122, 710845), (305, 284338), (610, 142169)]