155655140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1\times {\mathrm{307}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 332506944

約数和(自身を除く): 176851804

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 251, 307, 404, 502, 505, 614, 1004, 1010, 1228, 1255, 1535, 2020, 2510, 3070, 5020, 6140, 25351, 31007, 50702, 62014, 77057, 101404, 124028, 126755, 154114, 155035, 253510, 308228, 310070, 385285, 507020, 620140, 770570, 1541140, 7782757, 15565514, 31131028, 38913785, 77827570, 155655140]

約数ペア:

[(1, 155655140), (2, 77827570), (4, 38913785), (5, 31131028), (10, 15565514), (20, 7782757), (101, 1541140), (202, 770570), (251, 620140), (307, 507020), (404, 385285), (502, 310070), (505, 308228), (614, 253510), (1004, 155035), (1010, 154114), (1228, 126755), (1255, 124028), (1535, 101404), (2020, 77057), (2510, 62014), (3070, 50702), (5020, 31007), (6140, 25351)]