69628280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{24517}}^1$

素因数の和:24599

約数の個数: 32

約数和(自身を含む): 158876640

約数和(自身を除く): 89248360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 24517, 49034, 98068, 122585, 196136, 245170, 490340, 980680, 1740707, 3481414, 6962828, 8703535, 13925656, 17407070, 34814140, 69628280]

約数ペア:

[(1, 69628280), (2, 34814140), (4, 17407070), (5, 13925656), (8, 8703535), (10, 6962828), (20, 3481414), (40, 1740707), (71, 980680), (142, 490340), (284, 245170), (355, 196136), (568, 122585), (710, 98068), (1420, 49034), (2840, 24517)]