53431820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{205507}}^1$

素因数の和:205529

約数の個数: 24

約数和(自身を含む): 120838704

約数和(自身を除く): 67406884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 205507, 411014, 822028, 1027535, 2055070, 2671591, 4110140, 5343182, 10686364, 13357955, 26715910, 53431820]

約数ペア:

[(1, 53431820), (2, 26715910), (4, 13357955), (5, 10686364), (10, 5343182), (13, 4110140), (20, 2671591), (26, 2055070), (52, 1027535), (65, 822028), (130, 411014), (260, 205507)]