66822740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1237}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 146212752

約数和(自身を除く): 79390012

約数列:

[1, 2, 4, 5, 10, 20, 37, 73, 74, 146, 148, 185, 292, 365, 370, 730, 740, 1237, 1460, 2474, 2701, 4948, 5402, 6185, 10804, 12370, 13505, 24740, 27010, 45769, 54020, 90301, 91538, 180602, 183076, 228845, 361204, 451505, 457690, 903010, 915380, 1806020, 3341137, 6682274, 13364548, 16705685, 33411370, 66822740]

約数ペア:

[(1, 66822740), (2, 33411370), (4, 16705685), (5, 13364548), (10, 6682274), (20, 3341137), (37, 1806020), (73, 915380), (74, 903010), (146, 457690), (148, 451505), (185, 361204), (292, 228845), (365, 183076), (370, 180602), (730, 91538), (740, 90301), (1237, 54020), (1460, 45769), (2474, 27010), (2701, 24740), (4948, 13505), (5402, 12370), (6185, 10804)]