42725980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1237}}^1$

素因数の和:1414

約数の個数: 48

約数和(自身を含む): 98584416

約数和(自身を除く): 55858436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 220, 314, 628, 785, 1237, 1570, 1727, 2474, 3140, 3454, 4948, 6185, 6908, 8635, 12370, 13607, 17270, 24740, 27214, 34540, 54428, 68035, 136070, 194209, 272140, 388418, 776836, 971045, 1942090, 2136299, 3884180, 4272598, 8545196, 10681495, 21362990, 42725980]

約数ペア:

[(1, 42725980), (2, 21362990), (4, 10681495), (5, 8545196), (10, 4272598), (11, 3884180), (20, 2136299), (22, 1942090), (44, 971045), (55, 776836), (110, 388418), (157, 272140), (220, 194209), (314, 136070), (628, 68035), (785, 54428), (1237, 34540), (1570, 27214), (1727, 24740), (2474, 17270), (3140, 13607), (3454, 12370), (4948, 8635), (6185, 6908)]