53405180

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{6659}}^1$

素因数の和:7069

約数の個数: 24

約数和(自身を含む): 112447440

約数和(自身を除く): 59042260

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 6659, 8020, 13318, 26636, 33295, 66590, 133180, 2670259, 5340518, 10681036, 13351295, 26702590, 53405180]

約数ペア:

[(1, 53405180), (2, 26702590), (4, 13351295), (5, 10681036), (10, 5340518), (20, 2670259), (401, 133180), (802, 66590), (1604, 33295), (2005, 26636), (4010, 13318), (6659, 8020)]