61257320

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{18451}}^1$

素因数の和:18545

約数の個数: 32

約数和(自身を含む): 139497120

約数和(自身を除く): 78239800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 18451, 36902, 73804, 92255, 147608, 184510, 369020, 738040, 1531433, 3062866, 6125732, 7657165, 12251464, 15314330, 30628660, 61257320]

約数ペア:

[(1, 61257320), (2, 30628660), (4, 15314330), (5, 12251464), (8, 7657165), (10, 6125732), (20, 3062866), (40, 1531433), (83, 738040), (166, 369020), (332, 184510), (415, 147608), (664, 92255), (830, 73804), (1660, 36902), (3320, 18451)]