156768643520

素因数分解:

$2^6\times 5^1\times {\mathrm{489902011}}^1$

素因数の和:489902028

約数の個数: 28

約数和(自身を含む): 373305333144

約数和(自身を除く): 216536689624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 489902011, 979804022, 1959608044, 2449510055, 3919216088, 4899020110, 7838432176, 9798040220, 15676864352, 19596080440, 31353728704, 39192160880, 78384321760, 156768643520]

約数ペア:

[(1, 156768643520), (2, 78384321760), (4, 39192160880), (5, 31353728704), (8, 19596080440), (10, 15676864352), (16, 9798040220), (20, 7838432176), (32, 4899020110), (40, 3919216088), (64, 2449510055), (80, 1959608044), (160, 979804022), (320, 489902011)]