66664864

素因数分解:

$2^5\times 7^1\times {\mathrm{359}}^1\times {\mathrm{829}}^1$

素因数の和:1205

約数の個数: 48

約数和(自身を含む): 150595200

約数和(自身を除く): 83930336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 359, 718, 829, 1436, 1658, 2513, 2872, 3316, 5026, 5744, 5803, 6632, 10052, 11488, 11606, 13264, 20104, 23212, 26528, 40208, 46424, 80416, 92848, 185696, 297611, 595222, 1190444, 2083277, 2380888, 4166554, 4761776, 8333108, 9523552, 16666216, 33332432, 66664864]

約数ペア:

[(1, 66664864), (2, 33332432), (4, 16666216), (7, 9523552), (8, 8333108), (14, 4761776), (16, 4166554), (28, 2380888), (32, 2083277), (56, 1190444), (112, 595222), (224, 297611), (359, 185696), (718, 92848), (829, 80416), (1436, 46424), (1658, 40208), (2513, 26528), (2872, 23212), (3316, 20104), (5026, 13264), (5744, 11606), (5803, 11488), (6632, 10052)]