28773200

素因数分解:

$2^4\times 5^2\times {\mathrm{71933}}^1$

素因数の和:71951

約数の個数: 30

約数和(自身を含む): 69128574

約数和(自身を除く): 40355374

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 71933, 143866, 287732, 359665, 575464, 719330, 1150928, 1438660, 1798325, 2877320, 3596650, 5754640, 7193300, 14386600, 28773200]

約数ペア:

[(1, 28773200), (2, 14386600), (4, 7193300), (5, 5754640), (8, 3596650), (10, 2877320), (16, 1798325), (20, 1438660), (25, 1150928), (40, 719330), (50, 575464), (80, 359665), (100, 287732), (200, 143866), (400, 71933)]