79883984

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{7789}}^1$

素因数の和:8438

約数の個数: 20

約数和(自身を含む): 155036580

約数和(自身を除く): 75152596

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 7789, 10256, 15578, 31156, 62312, 124624, 4992749, 9985498, 19970996, 39941992, 79883984]

約数ペア:

[(1, 79883984), (2, 39941992), (4, 19970996), (8, 9985498), (16, 4992749), (641, 124624), (1282, 62312), (2564, 31156), (5128, 15578), (7789, 10256)]