68414210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1109}}^1$

素因数の和:1346

約数の個数: 32

約数和(自身を含む): 127872000

約数和(自身を除く): 59457790

約数列:

[1, 2, 5, 10, 31, 62, 155, 199, 310, 398, 995, 1109, 1990, 2218, 5545, 6169, 11090, 12338, 30845, 34379, 61690, 68758, 171895, 220691, 343790, 441382, 1103455, 2206910, 6841421, 13682842, 34207105, 68414210]

約数ペア:

[(1, 68414210), (2, 34207105), (5, 13682842), (10, 6841421), (31, 2206910), (62, 1103455), (155, 441382), (199, 343790), (310, 220691), (398, 171895), (995, 68758), (1109, 61690), (1990, 34379), (2218, 30845), (5545, 12338), (6169, 11090)]