156768487360

素因数分解:

$2^6\times 5^1\times {\mathrm{489901523}}^1$

素因数の和:489901540

約数の個数: 28

約数和(自身を含む): 373304961288

約数和(自身を除く): 216536473928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 489901523, 979803046, 1959606092, 2449507615, 3919212184, 4899015230, 7838424368, 9798030460, 15676848736, 19596060920, 31353697472, 39192121840, 78384243680, 156768487360]

約数ペア:

[(1, 156768487360), (2, 78384243680), (4, 39192121840), (5, 31353697472), (8, 19596060920), (10, 15676848736), (16, 9798030460), (20, 7838424368), (32, 4899015230), (40, 3919212184), (64, 2449507615), (80, 1959606092), (160, 979803046), (320, 489901523)]