83527780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2377}}^1$

素因数の和:2644

約数の個数: 48

約数和(自身を含む): 201350016

約数和(自身を除く): 117822236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1757, 2377, 2510, 3514, 4754, 5020, 7028, 8785, 9508, 11885, 16639, 17570, 23770, 33278, 35140, 47540, 66556, 83195, 166390, 332780, 596627, 1193254, 2386508, 2983135, 4176389, 5966270, 8352778, 11932540, 16705556, 20881945, 41763890, 83527780]

約数ペア:

[(1, 83527780), (2, 41763890), (4, 20881945), (5, 16705556), (7, 11932540), (10, 8352778), (14, 5966270), (20, 4176389), (28, 2983135), (35, 2386508), (70, 1193254), (140, 596627), (251, 332780), (502, 166390), (1004, 83195), (1255, 66556), (1757, 47540), (2377, 35140), (2510, 33278), (3514, 23770), (4754, 17570), (5020, 16639), (7028, 11885), (8785, 9508)]