28264850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 55208520

約数和(自身を除く): 26943670

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 101, 145, 193, 202, 290, 386, 505, 725, 965, 1010, 1450, 1930, 2525, 2929, 4825, 5050, 5597, 5858, 9650, 11194, 14645, 19493, 27985, 29290, 38986, 55970, 73225, 97465, 139925, 146450, 194930, 279850, 487325, 565297, 974650, 1130594, 2826485, 5652970, 14132425, 28264850]

約数ペア:

[(1, 28264850), (2, 14132425), (5, 5652970), (10, 2826485), (25, 1130594), (29, 974650), (50, 565297), (58, 487325), (101, 279850), (145, 194930), (193, 146450), (202, 139925), (290, 97465), (386, 73225), (505, 55970), (725, 38986), (965, 29290), (1010, 27985), (1450, 19493), (1930, 14645), (2525, 11194), (2929, 9650), (4825, 5858), (5050, 5597)]