189722975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1493}}^1$

素因数の和:1556

約数の個数: 48

約数和(自身を含む): 280107072

約数和(自身を除く): 90384097

約数列:

[1, 5, 13, 17, 23, 25, 65, 85, 115, 221, 299, 325, 391, 425, 575, 1105, 1493, 1495, 1955, 5083, 5525, 7465, 7475, 9775, 19409, 25381, 25415, 34339, 37325, 97045, 126905, 127075, 171695, 329953, 446407, 485225, 583763, 634525, 858475, 1649765, 2232035, 2918815, 7588919, 8248825, 11160175, 14594075, 37944595, 189722975]

約数ペア:

[(1, 189722975), (5, 37944595), (13, 14594075), (17, 11160175), (23, 8248825), (25, 7588919), (65, 2918815), (85, 2232035), (115, 1649765), (221, 858475), (299, 634525), (325, 583763), (391, 485225), (425, 446407), (575, 329953), (1105, 171695), (1493, 127075), (1495, 126905), (1955, 97045), (5083, 37325), (5525, 34339), (7465, 25415), (7475, 25381), (9775, 19409)]