68389904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{5323}}^1$

素因数の和:5415

約数の個数: 40

約数和(自身を含む): 146559072

約数和(自身を除く): 78169168

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 88, 146, 176, 292, 584, 803, 1168, 1606, 3212, 5323, 6424, 10646, 12848, 21292, 42584, 58553, 85168, 117106, 234212, 388579, 468424, 777158, 936848, 1554316, 3108632, 4274369, 6217264, 8548738, 17097476, 34194952, 68389904]

約数ペア:

[(1, 68389904), (2, 34194952), (4, 17097476), (8, 8548738), (11, 6217264), (16, 4274369), (22, 3108632), (44, 1554316), (73, 936848), (88, 777158), (146, 468424), (176, 388579), (292, 234212), (584, 117106), (803, 85168), (1168, 58553), (1606, 42584), (3212, 21292), (5323, 12848), (6424, 10646)]