25494915

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 44149248

約数和(自身を除く): 18654333

約数列:

[1, 3, 5, 15, 29, 43, 47, 87, 129, 141, 145, 215, 235, 435, 645, 705, 841, 1247, 1363, 2021, 2523, 3741, 4089, 4205, 6063, 6235, 6815, 10105, 12615, 18705, 20445, 30315, 36163, 39527, 58609, 108489, 118581, 175827, 180815, 197635, 293045, 542445, 592905, 879135, 1699661, 5098983, 8498305, 25494915]

約数ペア:

[(1, 25494915), (3, 8498305), (5, 5098983), (15, 1699661), (29, 879135), (43, 592905), (47, 542445), (87, 293045), (129, 197635), (141, 180815), (145, 175827), (215, 118581), (235, 108489), (435, 58609), (645, 39527), (705, 36163), (841, 30315), (1247, 20445), (1363, 18705), (2021, 12615), (2523, 10105), (3741, 6815), (4089, 6235), (4205, 6063)]