2016026675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1\times {\mathrm{337}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 2746074240

約数和(自身を除く): 730047565

約数列:

[1, 5, 13, 25, 65, 79, 233, 325, 337, 395, 1027, 1165, 1685, 1975, 3029, 4381, 5135, 5825, 8425, 15145, 18407, 21905, 25675, 26623, 75725, 78521, 92035, 109525, 133115, 239291, 346099, 392605, 460175, 665575, 1020773, 1196455, 1730495, 1963025, 5103865, 5982275, 6203159, 8652475, 25519325, 31015795, 80641067, 155078975, 403205335, 2016026675]

約数ペア:

[(1, 2016026675), (5, 403205335), (13, 155078975), (25, 80641067), (65, 31015795), (79, 25519325), (233, 8652475), (325, 6203159), (337, 5982275), (395, 5103865), (1027, 1963025), (1165, 1730495), (1685, 1196455), (1975, 1020773), (3029, 665575), (4381, 460175), (5135, 392605), (5825, 346099), (8425, 239291), (15145, 133115), (18407, 109525), (21905, 92035), (25675, 78521), (26623, 75725)]