68070075

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{21107}}^1$

素因数の和:21163

約数の個数: 24

約数和(自身を含む): 115165248

約数和(自身を除く): 47095173

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 21107, 63321, 105535, 316605, 527675, 907601, 1583025, 2722803, 4538005, 13614015, 22690025, 68070075]

約数ペア:

[(1, 68070075), (3, 22690025), (5, 13614015), (15, 4538005), (25, 2722803), (43, 1583025), (75, 907601), (129, 527675), (215, 316605), (645, 105535), (1075, 63321), (3225, 21107)]