128143030

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{2687}}^1$

素因数の和:2964

約数の個数: 32

約数和(自身を含む): 243855360

約数和(自身を除く): 115712330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 251, 502, 1255, 2510, 2687, 4769, 5374, 9538, 13435, 23845, 26870, 47690, 51053, 102106, 255265, 510530, 674437, 1348874, 3372185, 6744370, 12814303, 25628606, 64071515, 128143030]

約数ペア:

[(1, 128143030), (2, 64071515), (5, 25628606), (10, 12814303), (19, 6744370), (38, 3372185), (95, 1348874), (190, 674437), (251, 510530), (502, 255265), (1255, 102106), (2510, 51053), (2687, 47690), (4769, 26870), (5374, 23845), (9538, 13435)]