247152050

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 469557000

約数和(自身を除く): 222404950

約数列:

[1, 2, 5, 10, 25, 50, 101, 109, 202, 218, 449, 505, 545, 898, 1010, 1090, 2245, 2525, 2725, 4490, 5050, 5450, 11009, 11225, 22018, 22450, 45349, 48941, 55045, 90698, 97882, 110090, 226745, 244705, 275225, 453490, 489410, 550450, 1133725, 1223525, 2267450, 2447050, 4943041, 9886082, 24715205, 49430410, 123576025, 247152050]

約数ペア:

[(1, 247152050), (2, 123576025), (5, 49430410), (10, 24715205), (25, 9886082), (50, 4943041), (101, 2447050), (109, 2267450), (202, 1223525), (218, 1133725), (449, 550450), (505, 489410), (545, 453490), (898, 275225), (1010, 244705), (1090, 226745), (2245, 110090), (2525, 97882), (2725, 90698), (4490, 55045), (5050, 48941), (5450, 45349), (11009, 22450), (11225, 22018)]