39877225

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 51048320

約数和(自身を除く): 11171095

約数列:

[1, 5, 25, 61, 79, 305, 331, 395, 1525, 1655, 1975, 4819, 8275, 20191, 24095, 26149, 100955, 120475, 130745, 504775, 653725, 1595089, 7975445, 39877225]

約数ペア:

[(1, 39877225), (5, 7975445), (25, 1595089), (61, 653725), (79, 504775), (305, 130745), (331, 120475), (395, 100955), (1525, 26149), (1655, 24095), (1975, 20191), (4819, 8275)]