280890383792

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{1419097}}^1$

素因数の和:1419333

約数の個数: 40

約数和(自身を含む): 554299678800

約数和(自身を除く): 273409295008

約数列:

[1, 2, 4, 8, 16, 89, 139, 178, 278, 356, 556, 712, 1112, 1424, 2224, 12371, 24742, 49484, 98968, 197936, 1419097, 2838194, 5676388, 11352776, 22705552, 126299633, 197254483, 252599266, 394508966, 505198532, 789017932, 1010397064, 1578035864, 2020794128, 3156071728, 17555648987, 35111297974, 70222595948, 140445191896, 280890383792]

約数ペア:

[(1, 280890383792), (2, 140445191896), (4, 70222595948), (8, 35111297974), (16, 17555648987), (89, 3156071728), (139, 2020794128), (178, 1578035864), (278, 1010397064), (356, 789017932), (556, 505198532), (712, 394508966), (1112, 252599266), (1424, 197254483), (2224, 126299633), (12371, 22705552), (24742, 11352776), (49484, 5676388), (98968, 2838194), (197936, 1419097)]