128865200

素因数分解:

$2^4\times 5^2\times {\mathrm{113}}^1\times {\mathrm{2851}}^1$

素因数の和:2982

約数の個数: 60

約数和(自身を含む): 312448008

約数和(自身を除く): 183582808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 113, 200, 226, 400, 452, 565, 904, 1130, 1808, 2260, 2825, 2851, 4520, 5650, 5702, 9040, 11300, 11404, 14255, 22600, 22808, 28510, 45200, 45616, 57020, 71275, 114040, 142550, 228080, 285100, 322163, 570200, 644326, 1140400, 1288652, 1610815, 2577304, 3221630, 5154608, 6443260, 8054075, 12886520, 16108150, 25773040, 32216300, 64432600, 128865200]

約数ペア:

[(1, 128865200), (2, 64432600), (4, 32216300), (5, 25773040), (8, 16108150), (10, 12886520), (16, 8054075), (20, 6443260), (25, 5154608), (40, 3221630), (50, 2577304), (80, 1610815), (100, 1288652), (113, 1140400), (200, 644326), (226, 570200), (400, 322163), (452, 285100), (565, 228080), (904, 142550), (1130, 114040), (1808, 71275), (2260, 57020), (2825, 45616), (2851, 45200), (4520, 28510), (5650, 22808), (5702, 22600), (9040, 14255), (11300, 11404)]