129114200

素因数分解:

$2^3\times 5^2\times {\mathrm{645571}}^1$

素因数の和:645587

約数の個数: 24

約数和(自身を含む): 300190980

約数和(自身を除く): 171076780

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 645571, 1291142, 2582284, 3227855, 5164568, 6455710, 12911420, 16139275, 25822840, 32278550, 64557100, 129114200]

約数ペア:

[(1, 129114200), (2, 64557100), (4, 32278550), (5, 25822840), (8, 16139275), (10, 12911420), (20, 6455710), (25, 5164568), (40, 3227855), (50, 2582284), (100, 1291142), (200, 645571)]