64621790

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{88523}}^1$

素因数の和:88603

約数の個数: 16

約数和(自身を含む): 117913968

約数和(自身を除く): 53292178

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 88523, 177046, 442615, 885230, 6462179, 12924358, 32310895, 64621790]

約数ペア:

[(1, 64621790), (2, 32310895), (5, 12924358), (10, 6462179), (73, 885230), (146, 442615), (365, 177046), (730, 88523)]