78211115

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^2\times {\mathrm{107}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 99396720

約数和(自身を除く): 21185605

約数列:

[1, 5, 29, 71, 107, 145, 355, 535, 2059, 3103, 5041, 7597, 10295, 15515, 25205, 37985, 146189, 220313, 539387, 730945, 1101565, 2696935, 15642223, 78211115]

約数ペア:

[(1, 78211115), (5, 15642223), (29, 2696935), (71, 1101565), (107, 730945), (145, 539387), (355, 220313), (535, 146189), (2059, 37985), (3103, 25205), (5041, 15515), (7597, 10295)]