201107075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19961}}^1$

素因数の和:20015

約数の個数: 24

約数和(自身を含む): 277232256

約数和(自身を除く): 76125181

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 10075, 19961, 99805, 259493, 499025, 618791, 1297465, 3093955, 6487325, 8044283, 15469775, 40221415, 201107075]

約数ペア:

[(1, 201107075), (5, 40221415), (13, 15469775), (25, 8044283), (31, 6487325), (65, 3093955), (155, 1297465), (325, 618791), (403, 499025), (775, 259493), (2015, 99805), (10075, 19961)]