82890400

素因数分解:

$2^5\times 5^2\times {\mathrm{103613}}^1$

素因数の和:103633

約数の個数: 36

約数和(自身を含む): 202358142

約数和(自身を除く): 119467742

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 103613, 207226, 414452, 518065, 828904, 1036130, 1657808, 2072260, 2590325, 3315616, 4144520, 5180650, 8289040, 10361300, 16578080, 20722600, 41445200, 82890400]

約数ペア:

[(1, 82890400), (2, 41445200), (4, 20722600), (5, 16578080), (8, 10361300), (10, 8289040), (16, 5180650), (20, 4144520), (25, 3315616), (32, 2590325), (40, 2072260), (50, 1657808), (80, 1036130), (100, 828904), (160, 518065), (200, 414452), (400, 207226), (800, 103613)]