8240785

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 12234240

約数和(自身を除く): 3993455

約数列:

[1, 5, 7, 23, 29, 35, 115, 145, 161, 203, 353, 667, 805, 1015, 1765, 2471, 3335, 4669, 8119, 10237, 12355, 23345, 40595, 51185, 56833, 71659, 235451, 284165, 358295, 1177255, 1648157, 8240785]

約数ペア:

[(1, 8240785), (5, 1648157), (7, 1177255), (23, 358295), (29, 284165), (35, 235451), (115, 71659), (145, 56833), (161, 51185), (203, 40595), (353, 23345), (667, 12355), (805, 10237), (1015, 8119), (1765, 4669), (2471, 3335)]