65121420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11927}}^1$

素因数の和:11959

約数の個数: 96

約数和(自身を含む): 224437248

約数和(自身を除く): 159315828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 11927, 23854, 35781, 47708, 59635, 71562, 83489, 119270, 143124, 155051, 166978, 178905, 238540, 250467, 310102, 333956, 357810, 417445, 465153, 500934, 620204, 715620, 775255, 834890, 930306, 1001868, 1085357, 1252335, 1550510, 1669780, 1860612, 2170714, 2325765, 2504670, 3101020, 3256071, 4341428, 4651530, 5009340, 5426785, 6512142, 9303060, 10853570, 13024284, 16280355, 21707140, 32560710, 65121420]

約数ペア:

[(1, 65121420), (2, 32560710), (3, 21707140), (4, 16280355), (5, 13024284), (6, 10853570), (7, 9303060), (10, 6512142), (12, 5426785), (13, 5009340), (14, 4651530), (15, 4341428), (20, 3256071), (21, 3101020), (26, 2504670), (28, 2325765), (30, 2170714), (35, 1860612), (39, 1669780), (42, 1550510), (52, 1252335), (60, 1085357), (65, 1001868), (70, 930306), (78, 834890), (84, 775255), (91, 715620), (105, 620204), (130, 500934), (140, 465153), (156, 417445), (182, 357810), (195, 333956), (210, 310102), (260, 250467), (273, 238540), (364, 178905), (390, 166978), (420, 155051), (455, 143124), (546, 119270), (780, 83489), (910, 71562), (1092, 59635), (1365, 47708), (1820, 35781), (2730, 23854), (5460, 11927)]