72790916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 144291840

約数和(自身を除く): 71500924

約数列:

[1, 2, 4, 11, 22, 43, 44, 79, 86, 158, 172, 316, 473, 487, 869, 946, 974, 1738, 1892, 1948, 3397, 3476, 5357, 6794, 10714, 13588, 20941, 21428, 37367, 38473, 41882, 74734, 76946, 83764, 149468, 153892, 230351, 423203, 460702, 846406, 921404, 1654339, 1692812, 3308678, 6617356, 18197729, 36395458, 72790916]

約数ペア:

[(1, 72790916), (2, 36395458), (4, 18197729), (11, 6617356), (22, 3308678), (43, 1692812), (44, 1654339), (79, 921404), (86, 846406), (158, 460702), (172, 423203), (316, 230351), (473, 153892), (487, 149468), (869, 83764), (946, 76946), (974, 74734), (1738, 41882), (1892, 38473), (1948, 37367), (3397, 21428), (3476, 20941), (5357, 13588), (6794, 10714)]