51156128

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 107339904

約数和(自身を除く): 56183776

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 271, 272, 347, 542, 544, 694, 1084, 1388, 2168, 2776, 4336, 4607, 5552, 5899, 8672, 9214, 11104, 11798, 18428, 23596, 36856, 47192, 73712, 94037, 94384, 147424, 188074, 188768, 376148, 752296, 1504592, 1598629, 3009184, 3197258, 6394516, 12789032, 25578064, 51156128]

約数ペア:

[(1, 51156128), (2, 25578064), (4, 12789032), (8, 6394516), (16, 3197258), (17, 3009184), (32, 1598629), (34, 1504592), (68, 752296), (136, 376148), (271, 188768), (272, 188074), (347, 147424), (542, 94384), (544, 94037), (694, 73712), (1084, 47192), (1388, 36856), (2168, 23596), (2776, 18428), (4336, 11798), (4607, 11104), (5552, 9214), (5899, 8672)]