128990608

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{2699}}^1$

素因数の和:2839

約数の個数: 40

約数和(自身を含む): 261144000

約数和(自身を除く): 132153392

約数列:

[1, 2, 4, 8, 16, 29, 58, 103, 116, 206, 232, 412, 464, 824, 1648, 2699, 2987, 5398, 5974, 10796, 11948, 21592, 23896, 43184, 47792, 78271, 156542, 277997, 313084, 555994, 626168, 1111988, 1252336, 2223976, 4447952, 8061913, 16123826, 32247652, 64495304, 128990608]

約数ペア:

[(1, 128990608), (2, 64495304), (4, 32247652), (8, 16123826), (16, 8061913), (29, 4447952), (58, 2223976), (103, 1252336), (116, 1111988), (206, 626168), (232, 555994), (412, 313084), (464, 277997), (824, 156542), (1648, 78271), (2699, 47792), (2987, 43184), (5398, 23896), (5974, 21592), (10796, 11948)]