71801360

素因数分解:

$2^4\times 5^1\times {\mathrm{897517}}^1$

素因数の和:897530

約数の個数: 20

約数和(自身を含む): 166938348

約数和(自身を除く): 95136988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 897517, 1795034, 3590068, 4487585, 7180136, 8975170, 14360272, 17950340, 35900680, 71801360]

約数ペア:

[(1, 71801360), (2, 35900680), (4, 17950340), (5, 14360272), (8, 8975170), (10, 7180136), (16, 4487585), (20, 3590068), (40, 1795034), (80, 897517)]