221900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{317}}^1$

素因数の和:338

約数の個数: 36

約数和(自身を含む): 552048

約数和(自身を除く): 330148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 317, 350, 634, 700, 1268, 1585, 2219, 3170, 4438, 6340, 7925, 8876, 11095, 15850, 22190, 31700, 44380, 55475, 110950, 221900]

約数ペア:

[(1, 221900), (2, 110950), (4, 55475), (5, 44380), (7, 31700), (10, 22190), (14, 15850), (20, 11095), (25, 8876), (28, 7925), (35, 6340), (50, 4438), (70, 3170), (100, 2219), (140, 1585), (175, 1268), (317, 700), (350, 634)]