72869195

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 102384000

約数和(自身を除く): 29514805

約数列:

[1, 5, 7, 35, 89, 149, 157, 445, 623, 745, 785, 1043, 1099, 3115, 5215, 5495, 13261, 13973, 23393, 66305, 69865, 92827, 97811, 116965, 163751, 464135, 489055, 818755, 2081977, 10409885, 14573839, 72869195]

約数ペア:

[(1, 72869195), (5, 14573839), (7, 10409885), (35, 2081977), (89, 818755), (149, 489055), (157, 464135), (445, 163751), (623, 116965), (745, 97811), (785, 92827), (1043, 69865), (1099, 66305), (3115, 23393), (5215, 13973), (5495, 13261)]