80001215

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 113671680

約数和(自身を除く): 33670465

約数列:

[1, 5, 7, 35, 37, 163, 185, 259, 379, 815, 1141, 1295, 1895, 2653, 5705, 6031, 13265, 14023, 30155, 42217, 61777, 70115, 98161, 211085, 308885, 432439, 490805, 2162195, 2285749, 11428745, 16000243, 80001215]

約数ペア:

[(1, 80001215), (5, 16000243), (7, 11428745), (35, 2285749), (37, 2162195), (163, 490805), (185, 432439), (259, 308885), (379, 211085), (815, 98161), (1141, 70115), (1295, 61777), (1895, 42217), (2653, 30155), (5705, 14023), (6031, 13265)]