72408130

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{168391}}^1$

素因数の和:168441

約数の個数: 16

約数和(自身を含む): 133366464

約数和(自身を除く): 60958334

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 168391, 336782, 841955, 1683910, 7240813, 14481626, 36204065, 72408130]

約数ペア:

[(1, 72408130), (2, 36204065), (5, 14481626), (10, 7240813), (43, 1683910), (86, 841955), (215, 336782), (430, 168391)]