83360

素因数分解:

$2^5\times 5^1\times {\mathrm{521}}^1$

素因数の和:536

約数の個数: 24

約数和(自身を含む): 197316

約数和(自身を除く): 113956

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 521, 1042, 2084, 2605, 4168, 5210, 8336, 10420, 16672, 20840, 41680, 83360]

約数ペア:

[(1, 83360), (2, 41680), (4, 20840), (5, 16672), (8, 10420), (10, 8336), (16, 5210), (20, 4168), (32, 2605), (40, 2084), (80, 1042), (160, 521)]