40640115

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{809}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 69284160

約数和(自身を除く): 28644045

約数列:

[1, 3, 5, 15, 17, 51, 85, 197, 255, 591, 809, 985, 2427, 2955, 3349, 4045, 10047, 12135, 13753, 16745, 41259, 50235, 68765, 159373, 206295, 478119, 796865, 2390595, 2709341, 8128023, 13546705, 40640115]

約数ペア:

[(1, 40640115), (3, 13546705), (5, 8128023), (15, 2709341), (17, 2390595), (51, 796865), (85, 478119), (197, 206295), (255, 159373), (591, 68765), (809, 50235), (985, 41259), (2427, 16745), (2955, 13753), (3349, 12135), (4045, 10047)]