68151225

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{599}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 118742400

約数和(自身を除く): 50591175

約数列:

[1, 3, 5, 15, 25, 37, 41, 75, 111, 123, 185, 205, 555, 599, 615, 925, 1025, 1517, 1797, 2775, 2995, 3075, 4551, 7585, 8985, 14975, 22163, 22755, 24559, 37925, 44925, 66489, 73677, 110815, 113775, 122795, 332445, 368385, 554075, 613975, 908683, 1662225, 1841925, 2726049, 4543415, 13630245, 22717075, 68151225]

約数ペア:

[(1, 68151225), (3, 22717075), (5, 13630245), (15, 4543415), (25, 2726049), (37, 1841925), (41, 1662225), (75, 908683), (111, 613975), (123, 554075), (185, 368385), (205, 332445), (555, 122795), (599, 113775), (615, 110815), (925, 73677), (1025, 66489), (1517, 44925), (1797, 37925), (2775, 24559), (2995, 22755), (3075, 22163), (4551, 14975), (7585, 8985)]