81880336

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{96557}}^1$

素因数の和:96618

約数の個数: 20

約数和(自身を含む): 161638092

約数和(自身を除く): 79757756

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 96557, 193114, 386228, 772456, 1544912, 5117521, 10235042, 20470084, 40940168, 81880336]

約数ペア:

[(1, 81880336), (2, 40940168), (4, 20470084), (8, 10235042), (16, 5117521), (53, 1544912), (106, 772456), (212, 386228), (424, 193114), (848, 96557)]