64962080

素因数分解:

$2^5\times 5^1\times {\mathrm{406013}}^1$

素因数の和:406028

約数の個数: 24

約数和(自身を含む): 153473292

約数和(自身を除く): 88511212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 406013, 812026, 1624052, 2030065, 3248104, 4060130, 6496208, 8120260, 12992416, 16240520, 32481040, 64962080]

約数ペア:

[(1, 64962080), (2, 32481040), (4, 16240520), (5, 12992416), (8, 8120260), (10, 6496208), (16, 4060130), (20, 3248104), (32, 2030065), (40, 1624052), (80, 812026), (160, 406013)]