408234080

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{32297}}^1$

素因数の和:32391

約数の個数: 48

約数和(自身を含む): 976691520

約数和(自身を除く): 568457440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 32297, 64594, 129188, 161485, 258376, 322970, 516752, 645940, 1033504, 1291880, 2551463, 2583760, 5102926, 5167520, 10205852, 12757315, 20411704, 25514630, 40823408, 51029260, 81646816, 102058520, 204117040, 408234080]

約数ペア:

[(1, 408234080), (2, 204117040), (4, 102058520), (5, 81646816), (8, 51029260), (10, 40823408), (16, 25514630), (20, 20411704), (32, 12757315), (40, 10205852), (79, 5167520), (80, 5102926), (158, 2583760), (160, 2551463), (316, 1291880), (395, 1033504), (632, 645940), (790, 516752), (1264, 322970), (1580, 258376), (2528, 161485), (3160, 129188), (6320, 64594), (12640, 32297)]