159362800

素因数分解:

$2^4\times 5^2\times {\mathrm{398407}}^1$

素因数の和:398425

約数の個数: 30

約数和(自身を含む): 382870088

約数和(自身を除く): 223507288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 398407, 796814, 1593628, 1992035, 3187256, 3984070, 6374512, 7968140, 9960175, 15936280, 19920350, 31872560, 39840700, 79681400, 159362800]

約数ペア:

[(1, 159362800), (2, 79681400), (4, 39840700), (5, 31872560), (8, 19920350), (10, 15936280), (16, 9960175), (20, 7968140), (25, 6374512), (40, 3984070), (50, 3187256), (80, 1992035), (100, 1593628), (200, 796814), (400, 398407)]