128959172

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 240621360

約数和(自身を除く): 111662188

約数列:

[1, 2, 4, 29, 58, 73, 97, 116, 146, 157, 194, 292, 314, 388, 628, 2117, 2813, 4234, 4553, 5626, 7081, 8468, 9106, 11252, 11461, 14162, 15229, 18212, 22922, 28324, 30458, 45844, 60916, 205349, 332369, 410698, 441641, 664738, 821396, 883282, 1111717, 1329476, 1766564, 2223434, 4446868, 32239793, 64479586, 128959172]

約数ペア:

[(1, 128959172), (2, 64479586), (4, 32239793), (29, 4446868), (58, 2223434), (73, 1766564), (97, 1329476), (116, 1111717), (146, 883282), (157, 821396), (194, 664738), (292, 441641), (314, 410698), (388, 332369), (628, 205349), (2117, 60916), (2813, 45844), (4234, 30458), (4553, 28324), (5626, 22922), (7081, 18212), (8468, 15229), (9106, 14162), (11252, 11461)]