78437605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 104198400

約数和(自身を除く): 25760795

約数列:

[1, 5, 19, 29, 71, 95, 145, 355, 401, 551, 1349, 2005, 2059, 2755, 6745, 7619, 10295, 11629, 28471, 38095, 39121, 58145, 142355, 195605, 220951, 540949, 825659, 1104755, 2704745, 4128295, 15687521, 78437605]

約数ペア:

[(1, 78437605), (5, 15687521), (19, 4128295), (29, 2704745), (71, 1104755), (95, 825659), (145, 540949), (355, 220951), (401, 195605), (551, 142355), (1349, 58145), (2005, 39121), (2059, 38095), (2755, 28471), (6745, 11629), (7619, 10295)]