42550780

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{25633}}^1$

素因数の和:25725

約数の個数: 24

約数和(自身を含む): 90436752

約数和(自身を除く): 47885972

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 25633, 51266, 102532, 128165, 256330, 512660, 2127539, 4255078, 8510156, 10637695, 21275390, 42550780]

約数ペア:

[(1, 42550780), (2, 21275390), (4, 10637695), (5, 8510156), (10, 4255078), (20, 2127539), (83, 512660), (166, 256330), (332, 128165), (415, 102532), (830, 51266), (1660, 25633)]