81555844

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{4339}}^1$

素因数の和:4507

約数の個数: 24

約数和(自身を含む): 147768320

約数和(自身を除く): 66212476

約数列:

[1, 2, 4, 37, 74, 127, 148, 254, 508, 4339, 4699, 8678, 9398, 17356, 18796, 160543, 321086, 551053, 642172, 1102106, 2204212, 20388961, 40777922, 81555844]

約数ペア:

[(1, 81555844), (2, 40777922), (4, 20388961), (37, 2204212), (74, 1102106), (127, 642172), (148, 551053), (254, 321086), (508, 160543), (4339, 18796), (4699, 17356), (8678, 9398)]