64709896

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{443}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 132267600

約数和(自身を除く): 67557704

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 443, 589, 886, 961, 1178, 1772, 1922, 2356, 3544, 3844, 4712, 7688, 8417, 13733, 16834, 18259, 27466, 33668, 36518, 54932, 67336, 73036, 109864, 146072, 260927, 425723, 521854, 851446, 1043708, 1702892, 2087416, 3405784, 8088737, 16177474, 32354948, 64709896]

約数ペア:

[(1, 64709896), (2, 32354948), (4, 16177474), (8, 8088737), (19, 3405784), (31, 2087416), (38, 1702892), (62, 1043708), (76, 851446), (124, 521854), (152, 425723), (248, 260927), (443, 146072), (589, 109864), (886, 73036), (961, 67336), (1178, 54932), (1772, 36518), (1922, 33668), (2356, 27466), (3544, 18259), (3844, 16834), (4712, 13733), (7688, 8417)]