77880610

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{479}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 143078400

約数和(自身を除く): 65197790

約数列:

[1, 2, 5, 10, 71, 142, 229, 355, 458, 479, 710, 958, 1145, 2290, 2395, 4790, 16259, 32518, 34009, 68018, 81295, 109691, 162590, 170045, 219382, 340090, 548455, 1096910, 7788061, 15576122, 38940305, 77880610]

約数ペア:

[(1, 77880610), (2, 38940305), (5, 15576122), (10, 7788061), (71, 1096910), (142, 548455), (229, 340090), (355, 219382), (458, 170045), (479, 162590), (710, 109691), (958, 81295), (1145, 68018), (2290, 34009), (2395, 32518), (4790, 16259)]