26547625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:107

約数の個数: 48

約数和(自身を含む): 39036816

約数和(自身を除く): 12489191

約数列:

[1, 5, 13, 17, 25, 31, 65, 85, 125, 155, 221, 325, 403, 425, 527, 775, 961, 1105, 1625, 2015, 2125, 2635, 3875, 4805, 5525, 6851, 10075, 12493, 13175, 16337, 24025, 27625, 34255, 50375, 62465, 65875, 81685, 120125, 171275, 212381, 312325, 408425, 856375, 1061905, 1561625, 2042125, 5309525, 26547625]

約数ペア:

[(1, 26547625), (5, 5309525), (13, 2042125), (17, 1561625), (25, 1061905), (31, 856375), (65, 408425), (85, 312325), (125, 212381), (155, 171275), (221, 120125), (325, 81685), (403, 65875), (425, 62465), (527, 50375), (775, 34255), (961, 27625), (1105, 24025), (1625, 16337), (2015, 13175), (2125, 12493), (2635, 10075), (3875, 6851), (4805, 5525)]