71874368

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2191

約数の個数: 56

約数和(自身を含む): 155960064

約数和(自身を除く): 84085696

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 136, 248, 272, 496, 527, 544, 992, 1054, 1088, 1984, 2108, 2131, 4216, 4262, 8432, 8524, 16864, 17048, 33728, 34096, 36227, 66061, 68192, 72454, 132122, 136384, 144908, 264244, 289816, 528488, 579632, 1056976, 1123037, 1159264, 2113952, 2246074, 2318528, 4227904, 4492148, 8984296, 17968592, 35937184, 71874368]

約数ペア:

[(1, 71874368), (2, 35937184), (4, 17968592), (8, 8984296), (16, 4492148), (17, 4227904), (31, 2318528), (32, 2246074), (34, 2113952), (62, 1159264), (64, 1123037), (68, 1056976), (124, 579632), (136, 528488), (248, 289816), (272, 264244), (496, 144908), (527, 136384), (544, 132122), (992, 72454), (1054, 68192), (1088, 66061), (1984, 36227), (2108, 34096), (2131, 33728), (4216, 17048), (4262, 16864), (8432, 8524)]