25578064

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:643

約数の個数: 40

約数和(自身を含む): 52818048

約数和(自身を除く): 27239984

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 271, 272, 347, 542, 694, 1084, 1388, 2168, 2776, 4336, 4607, 5552, 5899, 9214, 11798, 18428, 23596, 36856, 47192, 73712, 94037, 94384, 188074, 376148, 752296, 1504592, 1598629, 3197258, 6394516, 12789032, 25578064]

約数ペア:

[(1, 25578064), (2, 12789032), (4, 6394516), (8, 3197258), (16, 1598629), (17, 1504592), (34, 752296), (68, 376148), (136, 188074), (271, 94384), (272, 94037), (347, 73712), (542, 47192), (694, 36856), (1084, 23596), (1388, 18428), (2168, 11798), (2776, 9214), (4336, 5899), (4607, 5552)]