165800380

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{73363}}^1$

素因数の和:73485

約数の個数: 24

約数和(自身を含む): 351266832

約数和(自身を除く): 185466452

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 73363, 146726, 293452, 366815, 733630, 1467260, 8290019, 16580038, 33160076, 41450095, 82900190, 165800380]

約数ペア:

[(1, 165800380), (2, 82900190), (4, 41450095), (5, 33160076), (10, 16580038), (20, 8290019), (113, 1467260), (226, 733630), (452, 366815), (565, 293452), (1130, 146726), (2260, 73363)]