78766555

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 111421440

約数和(自身を除く): 32654885

約数列:

[1, 5, 7, 35, 61, 79, 305, 395, 427, 467, 553, 2135, 2335, 2765, 3269, 4819, 16345, 24095, 28487, 33733, 36893, 142435, 168665, 184465, 199409, 258251, 997045, 1291255, 2250473, 11252365, 15753311, 78766555]

約数ペア:

[(1, 78766555), (5, 15753311), (7, 11252365), (35, 2250473), (61, 1291255), (79, 997045), (305, 258251), (395, 199409), (427, 184465), (467, 168665), (553, 142435), (2135, 36893), (2335, 33733), (2765, 28487), (3269, 24095), (4819, 16345)]