64144930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{278891}}^1$

素因数の和:278921

約数の個数: 16

約数和(自身を含む): 120481344

約数和(自身を除く): 56336414

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 278891, 557782, 1394455, 2788910, 6414493, 12828986, 32072465, 64144930]

約数ペア:

[(1, 64144930), (2, 32072465), (5, 12828986), (10, 6414493), (23, 2788910), (46, 1394455), (115, 557782), (230, 278891)]