68265725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 98993664

約数和(自身を除く): 30727939

約数列:

[1, 5, 11, 23, 25, 43, 55, 115, 215, 251, 253, 275, 473, 575, 989, 1075, 1255, 1265, 2365, 2761, 4945, 5773, 6275, 6325, 10793, 10879, 11825, 13805, 24725, 28865, 53965, 54395, 63503, 69025, 118723, 144325, 248239, 269825, 271975, 317515, 593615, 1241195, 1587575, 2730629, 2968075, 6205975, 13653145, 68265725]

約数ペア:

[(1, 68265725), (5, 13653145), (11, 6205975), (23, 2968075), (25, 2730629), (43, 1587575), (55, 1241195), (115, 593615), (215, 317515), (251, 271975), (253, 269825), (275, 248239), (473, 144325), (575, 118723), (989, 69025), (1075, 63503), (1255, 54395), (1265, 53965), (2365, 28865), (2761, 24725), (4945, 13805), (5773, 11825), (6275, 10879), (6325, 10793)]