51563180

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{7789}}^1$

素因数の和:8129

約数の個数: 24

約数和(自身を含む): 108623760

約数和(自身を除く): 57060580

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 7789, 15578, 31156, 38945, 77890, 155780, 2578159, 5156318, 10312636, 12890795, 25781590, 51563180]

約数ペア:

[(1, 51563180), (2, 25781590), (4, 12890795), (5, 10312636), (10, 5156318), (20, 2578159), (331, 155780), (662, 77890), (1324, 38945), (1655, 31156), (3310, 15578), (6620, 7789)]