78485120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17519}}^1$

素因数の和:17545

約数の個数: 64

約数和(自身を含む): 214444800

約数和(自身を除く): 135959680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 17519, 35038, 70076, 87595, 122633, 140152, 175190, 245266, 280304, 350380, 490532, 560608, 613165, 700760, 981064, 1121216, 1226330, 1401520, 1962128, 2242432, 2452660, 2803040, 3924256, 4905320, 5606080, 7848512, 9810640, 11212160, 15697024, 19621280, 39242560, 78485120]

約数ペア:

[(1, 78485120), (2, 39242560), (4, 19621280), (5, 15697024), (7, 11212160), (8, 9810640), (10, 7848512), (14, 5606080), (16, 4905320), (20, 3924256), (28, 2803040), (32, 2452660), (35, 2242432), (40, 1962128), (56, 1401520), (64, 1226330), (70, 1121216), (80, 981064), (112, 700760), (128, 613165), (140, 560608), (160, 490532), (224, 350380), (280, 280304), (320, 245266), (448, 175190), (560, 140152), (640, 122633), (896, 87595), (1120, 70076), (2240, 35038), (4480, 17519)]