81920272

素因数分解:

$2^4\times 7^1\times {\mathrm{367}}^1\times {\mathrm{1993}}^1$

素因数の和:2375

約数の個数: 40

約数和(自身を含む): 181980416

約数和(自身を除く): 100060144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 367, 734, 1468, 1993, 2569, 2936, 3986, 5138, 5872, 7972, 10276, 13951, 15944, 20552, 27902, 31888, 41104, 55804, 111608, 223216, 731431, 1462862, 2925724, 5120017, 5851448, 10240034, 11702896, 20480068, 40960136, 81920272]

約数ペア:

[(1, 81920272), (2, 40960136), (4, 20480068), (7, 11702896), (8, 10240034), (14, 5851448), (16, 5120017), (28, 2925724), (56, 1462862), (112, 731431), (367, 223216), (734, 111608), (1468, 55804), (1993, 41104), (2569, 31888), (2936, 27902), (3986, 20552), (5138, 15944), (5872, 13951), (7972, 10276)]