82253620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67421}}^1$

素因数の和:67491

約数の個数: 24

約数和(自身を含む): 175566888

約数和(自身を除く): 93313268

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 67421, 134842, 269684, 337105, 674210, 1348420, 4112681, 8225362, 16450724, 20563405, 41126810, 82253620]

約数ペア:

[(1, 82253620), (2, 41126810), (4, 20563405), (5, 16450724), (10, 8225362), (20, 4112681), (61, 1348420), (122, 674210), (244, 337105), (305, 269684), (610, 134842), (1220, 67421)]