64990368

素因数分解:

$2^5\times 3^2\times {\mathrm{113}}^1\times {\mathrm{1997}}^1$

素因数の和:2126

約数の個数: 72

約数和(自身を含む): 186545268

約数和(自身を除く): 121554900

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 113, 144, 226, 288, 339, 452, 678, 904, 1017, 1356, 1808, 1997, 2034, 2712, 3616, 3994, 4068, 5424, 5991, 7988, 8136, 10848, 11982, 15976, 16272, 17973, 23964, 31952, 32544, 35946, 47928, 63904, 71892, 95856, 143784, 191712, 225661, 287568, 451322, 575136, 676983, 902644, 1353966, 1805288, 2030949, 2707932, 3610576, 4061898, 5415864, 7221152, 8123796, 10831728, 16247592, 21663456, 32495184, 64990368]

約数ペア:

[(1, 64990368), (2, 32495184), (3, 21663456), (4, 16247592), (6, 10831728), (8, 8123796), (9, 7221152), (12, 5415864), (16, 4061898), (18, 3610576), (24, 2707932), (32, 2030949), (36, 1805288), (48, 1353966), (72, 902644), (96, 676983), (113, 575136), (144, 451322), (226, 287568), (288, 225661), (339, 191712), (452, 143784), (678, 95856), (904, 71892), (1017, 63904), (1356, 47928), (1808, 35946), (1997, 32544), (2034, 31952), (2712, 23964), (3616, 17973), (3994, 16272), (4068, 15976), (5424, 11982), (5991, 10848), (7988, 8136)]