38121225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1031}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 69102720

約数和(自身を除く): 30981495

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 145, 255, 425, 435, 493, 725, 1031, 1275, 1479, 2175, 2465, 3093, 5155, 7395, 12325, 15465, 17527, 25775, 29899, 36975, 52581, 77325, 87635, 89697, 149495, 262905, 438175, 448485, 508283, 747475, 1314525, 1524849, 2242425, 2541415, 7624245, 12707075, 38121225]

約数ペア:

[(1, 38121225), (3, 12707075), (5, 7624245), (15, 2541415), (17, 2242425), (25, 1524849), (29, 1314525), (51, 747475), (75, 508283), (85, 448485), (87, 438175), (145, 262905), (255, 149495), (425, 89697), (435, 87635), (493, 77325), (725, 52581), (1031, 36975), (1275, 29899), (1479, 25775), (2175, 17527), (2465, 15465), (3093, 12325), (5155, 7395)]