80975200

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{797}}^1$

素因数の和:944

約数の個数: 72

約数和(自身を含む): 199487232

約数和(自身を除く): 118512032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 127, 160, 200, 254, 400, 508, 635, 797, 800, 1016, 1270, 1594, 2032, 2540, 3175, 3188, 3985, 4064, 5080, 6350, 6376, 7970, 10160, 12700, 12752, 15940, 19925, 20320, 25400, 25504, 31880, 39850, 50800, 63760, 79700, 101219, 101600, 127520, 159400, 202438, 318800, 404876, 506095, 637600, 809752, 1012190, 1619504, 2024380, 2530475, 3239008, 4048760, 5060950, 8097520, 10121900, 16195040, 20243800, 40487600, 80975200]

約数ペア:

[(1, 80975200), (2, 40487600), (4, 20243800), (5, 16195040), (8, 10121900), (10, 8097520), (16, 5060950), (20, 4048760), (25, 3239008), (32, 2530475), (40, 2024380), (50, 1619504), (80, 1012190), (100, 809752), (127, 637600), (160, 506095), (200, 404876), (254, 318800), (400, 202438), (508, 159400), (635, 127520), (797, 101600), (800, 101219), (1016, 79700), (1270, 63760), (1594, 50800), (2032, 39850), (2540, 31880), (3175, 25504), (3188, 25400), (3985, 20320), (4064, 19925), (5080, 15940), (6350, 12752), (6376, 12700), (7970, 10160)]