336643775

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 494231760

約数和(自身を除く): 157587985

約数列:

[1, 5, 13, 17, 25, 43, 65, 85, 109, 169, 215, 221, 325, 425, 545, 559, 731, 845, 1075, 1105, 1417, 1853, 2725, 2795, 2873, 3655, 4225, 4687, 5525, 7085, 7267, 9265, 9503, 13975, 14365, 18275, 18421, 23435, 24089, 35425, 36335, 46325, 47515, 60931, 71825, 79679, 92105, 117175, 120445, 123539, 181675, 237575, 304655, 313157, 398395, 460525, 602225, 617695, 792103, 1035827, 1523275, 1565785, 1991975, 3088475, 3960515, 5179135, 7828925, 13465751, 19802575, 25895675, 67328755, 336643775]

約数ペア:

[(1, 336643775), (5, 67328755), (13, 25895675), (17, 19802575), (25, 13465751), (43, 7828925), (65, 5179135), (85, 3960515), (109, 3088475), (169, 1991975), (215, 1565785), (221, 1523275), (325, 1035827), (425, 792103), (545, 617695), (559, 602225), (731, 460525), (845, 398395), (1075, 313157), (1105, 304655), (1417, 237575), (1853, 181675), (2725, 123539), (2795, 120445), (2873, 117175), (3655, 92105), (4225, 79679), (4687, 71825), (5525, 60931), (7085, 47515), (7267, 46325), (9265, 36335), (9503, 35425), (13975, 24089), (14365, 23435), (18275, 18421)]