25916660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16829}}^1$

素因数の和:16856

約数の個数: 48

約数和(自身を含む): 67858560

約数和(自身を除く): 41941900

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 16829, 33658, 67316, 84145, 117803, 168290, 185119, 235606, 336580, 370238, 471212, 589015, 740476, 925595, 1178030, 1295833, 1851190, 2356060, 2591666, 3702380, 5183332, 6479165, 12958330, 25916660]

約数ペア:

[(1, 25916660), (2, 12958330), (4, 6479165), (5, 5183332), (7, 3702380), (10, 2591666), (11, 2356060), (14, 1851190), (20, 1295833), (22, 1178030), (28, 925595), (35, 740476), (44, 589015), (55, 471212), (70, 370238), (77, 336580), (110, 235606), (140, 185119), (154, 168290), (220, 117803), (308, 84145), (385, 67316), (770, 33658), (1540, 16829)]