131488390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{15131}}^1$

素因数の和:15228

約数の個数: 32

約数和(自身を含む): 261480960

約数和(自身を除く): 129992570

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 4345, 8690, 15131, 30262, 75655, 151310, 166441, 332882, 832205, 1195349, 1664410, 2390698, 5976745, 11953490, 13148839, 26297678, 65744195, 131488390]

約数ペア:

[(1, 131488390), (2, 65744195), (5, 26297678), (10, 13148839), (11, 11953490), (22, 5976745), (55, 2390698), (79, 1664410), (110, 1195349), (158, 832205), (395, 332882), (790, 166441), (869, 151310), (1738, 75655), (4345, 30262), (8690, 15131)]