28136800

素因数分解:

$2^5\times 5^2\times {\mathrm{35171}}^1$

素因数の和:35191

約数の個数: 36

約数和(自身を含む): 68690916

約数和(自身を除く): 40554116

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 35171, 70342, 140684, 175855, 281368, 351710, 562736, 703420, 879275, 1125472, 1406840, 1758550, 2813680, 3517100, 5627360, 7034200, 14068400, 28136800]

約数ペア:

[(1, 28136800), (2, 14068400), (4, 7034200), (5, 5627360), (8, 3517100), (10, 2813680), (16, 1758550), (20, 1406840), (25, 1125472), (32, 879275), (40, 703420), (50, 562736), (80, 351710), (100, 281368), (160, 175855), (200, 140684), (400, 70342), (800, 35171)]