28016650

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 54309024

約数和(自身を除く): 26292374

約数列:

[1, 2, 5, 10, 25, 43, 50, 83, 86, 157, 166, 215, 314, 415, 430, 785, 830, 1075, 1570, 2075, 2150, 3569, 3925, 4150, 6751, 7138, 7850, 13031, 13502, 17845, 26062, 33755, 35690, 65155, 67510, 89225, 130310, 168775, 178450, 325775, 337550, 560333, 651550, 1120666, 2801665, 5603330, 14008325, 28016650]

約数ペア:

[(1, 28016650), (2, 14008325), (5, 5603330), (10, 2801665), (25, 1120666), (43, 651550), (50, 560333), (83, 337550), (86, 325775), (157, 178450), (166, 168775), (215, 130310), (314, 89225), (415, 67510), (430, 65155), (785, 35690), (830, 33755), (1075, 26062), (1570, 17845), (2075, 13502), (2150, 13031), (3569, 7850), (3925, 7138), (4150, 6751)]