71038040

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{21397}}^1$

素因数の和:21491

約数の個数: 32

約数和(自身を含む): 161768880

約数和(自身を除く): 90730840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 21397, 42794, 85588, 106985, 171176, 213970, 427940, 855880, 1775951, 3551902, 7103804, 8879755, 14207608, 17759510, 35519020, 71038040]

約数ペア:

[(1, 71038040), (2, 35519020), (4, 17759510), (5, 14207608), (8, 8879755), (10, 7103804), (20, 3551902), (40, 1775951), (83, 855880), (166, 427940), (332, 213970), (415, 171176), (664, 106985), (830, 85588), (1660, 42794), (3320, 21397)]