128095928

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{2069}}^1$

素因数の和:2255

約数の個数: 32

約数和(自身を含む): 245916000

約数和(自身を除く): 117820072

約数列:

[1, 2, 4, 8, 71, 109, 142, 218, 284, 436, 568, 872, 2069, 4138, 7739, 8276, 15478, 16552, 30956, 61912, 146899, 225521, 293798, 451042, 587596, 902084, 1175192, 1804168, 16011991, 32023982, 64047964, 128095928]

約数ペア:

[(1, 128095928), (2, 64047964), (4, 32023982), (8, 16011991), (71, 1804168), (109, 1175192), (142, 902084), (218, 587596), (284, 451042), (436, 293798), (568, 225521), (872, 146899), (2069, 61912), (4138, 30956), (7739, 16552), (8276, 15478)]