25283505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 22616655

約数列:

[1, 3, 5, 13, 15, 17, 29, 39, 51, 65, 85, 87, 145, 195, 221, 255, 263, 377, 435, 493, 663, 789, 1105, 1131, 1315, 1479, 1885, 2465, 3315, 3419, 3945, 4471, 5655, 6409, 7395, 7627, 10257, 13413, 17095, 19227, 22355, 22881, 32045, 38135, 51285, 58123, 67065, 96135, 99151, 114405, 129659, 174369, 290615, 297453, 388977, 495755, 648295, 871845, 1487265, 1685567, 1944885, 5056701, 8427835, 25283505]

約数ペア:

[(1, 25283505), (3, 8427835), (5, 5056701), (13, 1944885), (15, 1685567), (17, 1487265), (29, 871845), (39, 648295), (51, 495755), (65, 388977), (85, 297453), (87, 290615), (145, 174369), (195, 129659), (221, 114405), (255, 99151), (263, 96135), (377, 67065), (435, 58123), (493, 51285), (663, 38135), (789, 32045), (1105, 22881), (1131, 22355), (1315, 19227), (1479, 17095), (1885, 13413), (2465, 10257), (3315, 7627), (3419, 7395), (3945, 6409), (4471, 5655)]