220198895

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{1699}}^1$

素因数の和:1764

約数の個数: 36

約数和(自身を含む): 321514200

約数和(自身を除く): 101315305

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 529, 805, 1127, 1699, 2645, 3703, 5635, 8495, 11893, 18515, 25921, 39077, 59465, 83251, 129605, 195385, 273539, 416255, 898771, 1367695, 1914773, 4493855, 6291397, 9573865, 31456985, 44039779, 220198895]

約数ペア:

[(1, 220198895), (5, 44039779), (7, 31456985), (23, 9573865), (35, 6291397), (49, 4493855), (115, 1914773), (161, 1367695), (245, 898771), (529, 416255), (805, 273539), (1127, 195385), (1699, 129605), (2645, 83251), (3703, 59465), (5635, 39077), (8495, 25921), (11893, 18515)]