61571080

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{4019}}^1$

素因数の和:4413

約数の個数: 32

約数和(自身を含む): 138931200

約数和(自身を除く): 77360120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 1532, 1915, 3064, 3830, 4019, 7660, 8038, 15320, 16076, 20095, 32152, 40190, 80380, 160760, 1539277, 3078554, 6157108, 7696385, 12314216, 15392770, 30785540, 61571080]

約数ペア:

[(1, 61571080), (2, 30785540), (4, 15392770), (5, 12314216), (8, 7696385), (10, 6157108), (20, 3078554), (40, 1539277), (383, 160760), (766, 80380), (1532, 40190), (1915, 32152), (3064, 20095), (3830, 16076), (4019, 15320), (7660, 8038)]