132521240

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{3323}}^1$

素因数の和:4331

約数の個数: 32

約数和(自身を含む): 298561680

約数和(自身を除く): 166040440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1994, 3323, 3988, 4985, 6646, 7976, 9970, 13292, 16615, 19940, 26584, 33230, 39880, 66460, 132920, 3313031, 6626062, 13252124, 16565155, 26504248, 33130310, 66260620, 132521240]

約数ペア:

[(1, 132521240), (2, 66260620), (4, 33130310), (5, 26504248), (8, 16565155), (10, 13252124), (20, 6626062), (40, 3313031), (997, 132920), (1994, 66460), (3323, 39880), (3988, 33230), (4985, 26584), (6646, 19940), (7976, 16615), (9970, 13292)]