72881488

素因数分解:

$2^4\times {\mathrm{1657}}^1\times {\mathrm{2749}}^1$

素因数の和:4414

約数の個数: 20

約数和(自身を含む): 141344500

約数和(自身を除く): 68463012

約数列:

[1, 2, 4, 8, 16, 1657, 2749, 3314, 5498, 6628, 10996, 13256, 21992, 26512, 43984, 4555093, 9110186, 18220372, 36440744, 72881488]

約数ペア:

[(1, 72881488), (2, 36440744), (4, 18220372), (8, 9110186), (16, 4555093), (1657, 43984), (2749, 26512), (3314, 21992), (5498, 13256), (6628, 10996)]