77126800

素因数分解:

$2^4\times 5^2\times {\mathrm{192817}}^1$

素因数の和:192835

約数の個数: 30

約数和(自身を含む): 185298098

約数和(自身を除く): 108171298

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 192817, 385634, 771268, 964085, 1542536, 1928170, 3085072, 3856340, 4820425, 7712680, 9640850, 15425360, 19281700, 38563400, 77126800]

約数ペア:

[(1, 77126800), (2, 38563400), (4, 19281700), (5, 15425360), (8, 9640850), (10, 7712680), (16, 4820425), (20, 3856340), (25, 3085072), (40, 1928170), (50, 1542536), (80, 964085), (100, 771268), (200, 385634), (400, 192817)]