25322860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1049}}^1$

素因数の和:1146

約数の個数: 48

約数和(自身を含む): 57153600

約数和(自身を除く): 31830740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 340, 355, 710, 1049, 1207, 1420, 2098, 2414, 4196, 4828, 5245, 6035, 10490, 12070, 17833, 20980, 24140, 35666, 71332, 74479, 89165, 148958, 178330, 297916, 356660, 372395, 744790, 1266143, 1489580, 2532286, 5064572, 6330715, 12661430, 25322860]

約数ペア:

[(1, 25322860), (2, 12661430), (4, 6330715), (5, 5064572), (10, 2532286), (17, 1489580), (20, 1266143), (34, 744790), (68, 372395), (71, 356660), (85, 297916), (142, 178330), (170, 148958), (284, 89165), (340, 74479), (355, 71332), (710, 35666), (1049, 24140), (1207, 20980), (1420, 17833), (2098, 12070), (2414, 10490), (4196, 6035), (4828, 5245)]