67813520

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11939}}^1$

素因数の和:12023

約数の個数: 40

約数和(自身を含む): 159900480

約数和(自身を除く): 92086960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 11939, 23878, 47756, 59695, 95512, 119390, 191024, 238780, 477560, 847669, 955120, 1695338, 3390676, 4238345, 6781352, 8476690, 13562704, 16953380, 33906760, 67813520]

約数ペア:

[(1, 67813520), (2, 33906760), (4, 16953380), (5, 13562704), (8, 8476690), (10, 6781352), (16, 4238345), (20, 3390676), (40, 1695338), (71, 955120), (80, 847669), (142, 477560), (284, 238780), (355, 191024), (568, 119390), (710, 95512), (1136, 59695), (1420, 47756), (2840, 23878), (5680, 11939)]