425519185

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 660908160

約数和(自身を除く): 235388975

約数列:

[1, 5, 7, 13, 35, 43, 49, 65, 91, 169, 215, 239, 245, 301, 455, 559, 637, 845, 1183, 1195, 1505, 1673, 2107, 2795, 3107, 3185, 3913, 5915, 7267, 8281, 8365, 10277, 10535, 11711, 15535, 19565, 21749, 27391, 36335, 40391, 41405, 50869, 51385, 58555, 71939, 108745, 133601, 136955, 152243, 201955, 254345, 282737, 356083, 359695, 503573, 668005, 761215, 935207, 1413685, 1736813, 1780415, 1979159, 2517865, 4676035, 6546449, 8684065, 9895795, 12157691, 32732245, 60788455, 85103837, 425519185]

約数ペア:

[(1, 425519185), (5, 85103837), (7, 60788455), (13, 32732245), (35, 12157691), (43, 9895795), (49, 8684065), (65, 6546449), (91, 4676035), (169, 2517865), (215, 1979159), (239, 1780415), (245, 1736813), (301, 1413685), (455, 935207), (559, 761215), (637, 668005), (845, 503573), (1183, 359695), (1195, 356083), (1505, 282737), (1673, 254345), (2107, 201955), (2795, 152243), (3107, 136955), (3185, 133601), (3913, 108745), (5915, 71939), (7267, 58555), (8281, 51385), (8365, 50869), (10277, 41405), (10535, 40391), (11711, 36335), (15535, 27391), (19565, 21749)]