25801030

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:568

約数の個数: 32

約数和(自身を含む): 47740896

約数和(自身を除く): 21939866

約数列:

[1, 2, 5, 10, 67, 97, 134, 194, 335, 397, 485, 670, 794, 970, 1985, 3970, 6499, 12998, 26599, 32495, 38509, 53198, 64990, 77018, 132995, 192545, 265990, 385090, 2580103, 5160206, 12900515, 25801030]

約数ペア:

[(1, 25801030), (2, 12900515), (5, 5160206), (10, 2580103), (67, 385090), (97, 265990), (134, 192545), (194, 132995), (335, 77018), (397, 64990), (485, 53198), (670, 38509), (794, 32495), (970, 26599), (1985, 12998), (3970, 6499)]