77842480

素因数分解:

$2^4\times 5^1\times {\mathrm{973031}}^1$

素因数の和:973044

約数の個数: 20

約数和(自身を含む): 180983952

約数和(自身を除く): 103141472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 973031, 1946062, 3892124, 4865155, 7784248, 9730310, 15568496, 19460620, 38921240, 77842480]

約数ペア:

[(1, 77842480), (2, 38921240), (4, 19460620), (5, 15568496), (8, 9730310), (10, 7784248), (16, 4865155), (20, 3892124), (40, 1946062), (80, 973031)]