80050400

素因数分解:

$2^5\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2129}}^1$

素因数の和:2196

約数の個数: 72

約数和(自身を含む): 199674720

約数和(自身を除く): 119624320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 80, 94, 100, 160, 188, 200, 235, 376, 400, 470, 752, 800, 940, 1175, 1504, 1880, 2129, 2350, 3760, 4258, 4700, 7520, 8516, 9400, 10645, 17032, 18800, 21290, 34064, 37600, 42580, 53225, 68128, 85160, 100063, 106450, 170320, 200126, 212900, 340640, 400252, 425800, 500315, 800504, 851600, 1000630, 1601008, 1703200, 2001260, 2501575, 3202016, 4002520, 5003150, 8005040, 10006300, 16010080, 20012600, 40025200, 80050400]

約数ペア:

[(1, 80050400), (2, 40025200), (4, 20012600), (5, 16010080), (8, 10006300), (10, 8005040), (16, 5003150), (20, 4002520), (25, 3202016), (32, 2501575), (40, 2001260), (47, 1703200), (50, 1601008), (80, 1000630), (94, 851600), (100, 800504), (160, 500315), (188, 425800), (200, 400252), (235, 340640), (376, 212900), (400, 200126), (470, 170320), (752, 106450), (800, 100063), (940, 85160), (1175, 68128), (1504, 53225), (1880, 42580), (2129, 37600), (2350, 34064), (3760, 21290), (4258, 18800), (4700, 17032), (7520, 10645), (8516, 9400)]