15661904165

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{929}}^1\times {\mathrm{4729}}^1$

素因数の和:5717

約数の個数: 32

約数和(自身を含む): 20270131200

約数和(自身を除く): 4608227035

約数列:

[1, 5, 23, 31, 115, 155, 713, 929, 3565, 4645, 4729, 21367, 23645, 28799, 106835, 108767, 143995, 146599, 543835, 662377, 732995, 3311885, 3371777, 4393241, 16858885, 21966205, 101044543, 136190471, 505222715, 680952355, 3132380833, 15661904165]

約数ペア:

[(1, 15661904165), (5, 3132380833), (23, 680952355), (31, 505222715), (115, 136190471), (155, 101044543), (713, 21966205), (929, 16858885), (3565, 4393241), (4645, 3371777), (4729, 3311885), (21367, 732995), (23645, 662377), (28799, 543835), (106835, 146599), (108767, 143995)]