25402900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{4793}}^1$

素因数の和:4860

約数の個数: 36

約数和(自身を含む): 56176092

約数和(自身を除く): 30773192

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 4793, 5300, 9586, 19172, 23965, 47930, 95860, 119825, 239650, 254029, 479300, 508058, 1016116, 1270145, 2540290, 5080580, 6350725, 12701450, 25402900]

約数ペア:

[(1, 25402900), (2, 12701450), (4, 6350725), (5, 5080580), (10, 2540290), (20, 1270145), (25, 1016116), (50, 508058), (53, 479300), (100, 254029), (106, 239650), (212, 119825), (265, 95860), (530, 47930), (1060, 23965), (1325, 19172), (2650, 9586), (4793, 5300)]