80286080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17921}}^1$

素因数の和:17947

約数の個数: 64

約数和(自身を含む): 219365280

約数和(自身を除く): 139079200

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, 17921, 35842, 71684, 89605, 125447, 143368, 179210, 250894, 286736, 358420, 501788, 573472, 627235, 716840, 1003576, 1146944, 1254470, 1433680, 2007152, 2293888, 2508940, 2867360, 4014304, 5017880, 5734720, 8028608, 10035760, 11469440, 16057216, 20071520, 40143040, 80286080]

約数ペア:

[(1, 80286080), (2, 40143040), (4, 20071520), (5, 16057216), (7, 11469440), (8, 10035760), (10, 8028608), (14, 5734720), (16, 5017880), (20, 4014304), (28, 2867360), (32, 2508940), (35, 2293888), (40, 2007152), (56, 1433680), (64, 1254470), (70, 1146944), (80, 1003576), (112, 716840), (128, 627235), (140, 573472), (160, 501788), (224, 358420), (280, 286736), (320, 250894), (448, 179210), (560, 143368), (640, 125447), (896, 89605), (1120, 71684), (2240, 35842), (4480, 17921)]