173335825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 247952880

約数和(自身を除く): 74617055

約数列:

[1, 5, 13, 17, 25, 65, 85, 137, 221, 229, 325, 425, 685, 1105, 1145, 1781, 2329, 2977, 3425, 3893, 5525, 5725, 8905, 11645, 14885, 19465, 30277, 31373, 44525, 50609, 58225, 74425, 97325, 151385, 156865, 253045, 407849, 533341, 756925, 784325, 1265225, 2039245, 2666705, 6933433, 10196225, 13333525, 34667165, 173335825]

約数ペア:

[(1, 173335825), (5, 34667165), (13, 13333525), (17, 10196225), (25, 6933433), (65, 2666705), (85, 2039245), (137, 1265225), (221, 784325), (229, 756925), (325, 533341), (425, 407849), (685, 253045), (1105, 156865), (1145, 151385), (1781, 97325), (2329, 74425), (2977, 58225), (3425, 50609), (3893, 44525), (5525, 31373), (5725, 30277), (8905, 19465), (11645, 14885)]