61285280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{7817}}^1$

素因数の和:7846

約数の個数: 72

約数和(自身を含む): 168446628

約数和(自身を除く): 107161348

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7817, 7840, 15634, 31268, 39085, 54719, 62536, 78170, 109438, 125072, 156340, 218876, 250144, 273595, 312680, 383033, 437752, 547190, 625360, 766066, 875504, 1094380, 1250720, 1532132, 1751008, 1915165, 2188760, 3064264, 3830330, 4377520, 6128528, 7660660, 8755040, 12257056, 15321320, 30642640, 61285280]

約数ペア:

[(1, 61285280), (2, 30642640), (4, 15321320), (5, 12257056), (7, 8755040), (8, 7660660), (10, 6128528), (14, 4377520), (16, 3830330), (20, 3064264), (28, 2188760), (32, 1915165), (35, 1751008), (40, 1532132), (49, 1250720), (56, 1094380), (70, 875504), (80, 766066), (98, 625360), (112, 547190), (140, 437752), (160, 383033), (196, 312680), (224, 273595), (245, 250144), (280, 218876), (392, 156340), (490, 125072), (560, 109438), (784, 78170), (980, 62536), (1120, 54719), (1568, 39085), (1960, 31268), (3920, 15634), (7817, 7840)]