30216745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 42134400

約数和(自身を除く): 11917655

約数列:

[1, 5, 13, 19, 43, 65, 95, 215, 247, 559, 569, 817, 1235, 2795, 2845, 4085, 7397, 10621, 10811, 24467, 36985, 53105, 54055, 122335, 140543, 318071, 464873, 702715, 1590355, 2324365, 6043349, 30216745]

約数ペア:

[(1, 30216745), (5, 6043349), (13, 2324365), (19, 1590355), (43, 702715), (65, 464873), (95, 318071), (215, 140543), (247, 122335), (559, 54055), (569, 53105), (817, 36985), (1235, 24467), (2795, 10811), (2845, 10621), (4085, 7397)]