54638925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 99660288

約数和(自身を除く): 45021363

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 103, 165, 275, 309, 515, 643, 825, 1133, 1545, 1929, 2575, 3215, 3399, 5665, 7073, 7725, 9645, 16075, 16995, 21219, 28325, 35365, 48225, 66229, 84975, 106095, 176825, 198687, 331145, 530475, 728519, 993435, 1655725, 2185557, 3642595, 4967175, 10927785, 18212975, 54638925]

約数ペア:

[(1, 54638925), (3, 18212975), (5, 10927785), (11, 4967175), (15, 3642595), (25, 2185557), (33, 1655725), (55, 993435), (75, 728519), (103, 530475), (165, 331145), (275, 198687), (309, 176825), (515, 106095), (643, 84975), (825, 66229), (1133, 48225), (1545, 35365), (1929, 28325), (2575, 21219), (3215, 16995), (3399, 16075), (5665, 9645), (7073, 7725)]