137839760

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{20759}}^1$

素因数の和:20855

約数の個数: 40

約数和(自身を含む): 324354240

約数和(自身を除く): 186514480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 20759, 41518, 83036, 103795, 166072, 207590, 332144, 415180, 830360, 1660720, 1722997, 3445994, 6891988, 8614985, 13783976, 17229970, 27567952, 34459940, 68919880, 137839760]

約数ペア:

[(1, 137839760), (2, 68919880), (4, 34459940), (5, 27567952), (8, 17229970), (10, 13783976), (16, 8614985), (20, 6891988), (40, 3445994), (80, 1722997), (83, 1660720), (166, 830360), (332, 415180), (415, 332144), (664, 207590), (830, 166072), (1328, 103795), (1660, 83036), (3320, 41518), (6640, 20759)]