25328080

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4337}}^1$

素因数の和:4423

約数の個数: 40

約数和(自身を含む): 59708232

約数和(自身を除く): 34380152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 4337, 5840, 8674, 17348, 21685, 34696, 43370, 69392, 86740, 173480, 316601, 346960, 633202, 1266404, 1583005, 2532808, 3166010, 5065616, 6332020, 12664040, 25328080]

約数ペア:

[(1, 25328080), (2, 12664040), (4, 6332020), (5, 5065616), (8, 3166010), (10, 2532808), (16, 1583005), (20, 1266404), (40, 633202), (73, 346960), (80, 316601), (146, 173480), (292, 86740), (365, 69392), (584, 43370), (730, 34696), (1168, 21685), (1460, 17348), (2920, 8674), (4337, 5840)]