210089615

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 266872320

約数和(自身を除く): 56782705

約数列:

[1, 5, 43, 53, 103, 179, 215, 265, 515, 895, 2279, 4429, 5459, 7697, 9487, 11395, 18437, 22145, 27295, 38485, 47435, 92185, 234737, 407941, 792791, 977161, 1173685, 2039705, 3963955, 4885805, 42017923, 210089615]

約数ペア:

[(1, 210089615), (5, 42017923), (43, 4885805), (53, 3963955), (103, 2039705), (179, 1173685), (215, 977161), (265, 792791), (515, 407941), (895, 234737), (2279, 92185), (4429, 47435), (5459, 38485), (7697, 27295), (9487, 22145), (11395, 18437)]