81552070

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{220411}}^1$

素因数の和:220455

約数の個数: 16

約数和(自身を含む): 150761808

約数和(自身を除く): 69209738

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 220411, 440822, 1102055, 2204110, 8155207, 16310414, 40776035, 81552070]

約数ペア:

[(1, 81552070), (2, 40776035), (5, 16310414), (10, 8155207), (37, 2204110), (74, 1102055), (185, 440822), (370, 220411)]