157621070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1709}}^1$

素因数の和:2140

約数の個数: 32

約数和(自身を含む): 296965440

約数和(自身を除く): 139344370

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 401, 802, 1709, 2005, 3418, 4010, 8545, 9223, 17090, 18446, 39307, 46115, 78614, 92230, 196535, 393070, 685309, 1370618, 3426545, 6853090, 15762107, 31524214, 78810535, 157621070]

約数ペア:

[(1, 157621070), (2, 78810535), (5, 31524214), (10, 15762107), (23, 6853090), (46, 3426545), (115, 1370618), (230, 685309), (401, 393070), (802, 196535), (1709, 92230), (2005, 78614), (3418, 46115), (4010, 39307), (8545, 18446), (9223, 17090)]