320816045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{587}}^1$

素因数の和:1145

約数の個数: 32

約数和(自身を含む): 443681280

約数和(自身を除く): 122865235

約数列:

[1, 5, 11, 19, 55, 95, 209, 523, 587, 1045, 2615, 2935, 5753, 6457, 9937, 11153, 28765, 32285, 49685, 55765, 109307, 122683, 307001, 546535, 613415, 1535005, 3377011, 5833019, 16885055, 29165095, 64163209, 320816045]

約数ペア:

[(1, 320816045), (5, 64163209), (11, 29165095), (19, 16885055), (55, 5833019), (95, 3377011), (209, 1535005), (523, 613415), (587, 546535), (1045, 307001), (2615, 122683), (2935, 109307), (5753, 55765), (6457, 49685), (9937, 32285), (11153, 28765)]