77381320

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{5051}}^1$

素因数の和:5445

約数の個数: 32

約数和(自身を含む): 174597120

約数和(自身を除く): 97215800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 1532, 1915, 3064, 3830, 5051, 7660, 10102, 15320, 20204, 25255, 40408, 50510, 101020, 202040, 1934533, 3869066, 7738132, 9672665, 15476264, 19345330, 38690660, 77381320]

約数ペア:

[(1, 77381320), (2, 38690660), (4, 19345330), (5, 15476264), (8, 9672665), (10, 7738132), (20, 3869066), (40, 1934533), (383, 202040), (766, 101020), (1532, 50510), (1915, 40408), (3064, 25255), (3830, 20204), (5051, 15320), (7660, 10102)]