78268952

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1367}}^1$

素因数の和:1811

約数の個数: 32

約数和(自身を含む): 155869920

約数和(自身を除く): 77600968

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 421, 842, 1367, 1684, 2734, 3368, 5468, 7157, 10936, 14314, 23239, 28628, 46478, 57256, 92956, 185912, 575507, 1151014, 2302028, 4604056, 9783619, 19567238, 39134476, 78268952]

約数ペア:

[(1, 78268952), (2, 39134476), (4, 19567238), (8, 9783619), (17, 4604056), (34, 2302028), (68, 1151014), (136, 575507), (421, 185912), (842, 92956), (1367, 57256), (1684, 46478), (2734, 28628), (3368, 23239), (5468, 14314), (7157, 10936)]