180449164

素因数分解:

$2^2\times 7^2\times {\mathrm{409}}^1\times {\mathrm{2251}}^1$

素因数の和:2678

約数の個数: 36

約数和(自身を含む): 368404680

約数和(自身を除く): 187955516

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 409, 818, 1636, 2251, 2863, 4502, 5726, 9004, 11452, 15757, 20041, 31514, 40082, 63028, 80164, 110299, 220598, 441196, 920659, 1841318, 3682636, 6444613, 12889226, 25778452, 45112291, 90224582, 180449164]

約数ペア:

[(1, 180449164), (2, 90224582), (4, 45112291), (7, 25778452), (14, 12889226), (28, 6444613), (49, 3682636), (98, 1841318), (196, 920659), (409, 441196), (818, 220598), (1636, 110299), (2251, 80164), (2863, 63028), (4502, 40082), (5726, 31514), (9004, 20041), (11452, 15757)]