65648025

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{10061}}^1$

素因数の和:10106

約数の個数: 36

約数和(自身を含む): 121649580

約数和(自身を除く): 56001555

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 6525, 10061, 30183, 50305, 90549, 150915, 251525, 291769, 452745, 754575, 875307, 1458845, 2263725, 2625921, 4376535, 7294225, 13129605, 21882675, 65648025]

約数ペア:

[(1, 65648025), (3, 21882675), (5, 13129605), (9, 7294225), (15, 4376535), (25, 2625921), (29, 2263725), (45, 1458845), (75, 875307), (87, 754575), (145, 452745), (225, 291769), (261, 251525), (435, 150915), (725, 90549), (1305, 50305), (2175, 30183), (6525, 10061)]