245034725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{6917}}^1$

素因数の和:7049

約数の個数: 24

約数和(自身を含む): 330265320

約数和(自身を除く): 85230595

約数列:

[1, 5, 13, 25, 65, 109, 325, 545, 1417, 2725, 6917, 7085, 34585, 35425, 89921, 172925, 449605, 753953, 2248025, 3769765, 9801389, 18848825, 49006945, 245034725]

約数ペア:

[(1, 245034725), (5, 49006945), (13, 18848825), (25, 9801389), (65, 3769765), (109, 2248025), (325, 753953), (545, 449605), (1417, 172925), (2725, 89921), (6917, 35425), (7085, 34585)]