13123075

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 19998720

約数和(自身を除く): 6875645

約数列:

[1, 5, 7, 25, 31, 35, 41, 59, 155, 175, 205, 217, 287, 295, 413, 775, 1025, 1085, 1271, 1435, 1475, 1829, 2065, 2419, 5425, 6355, 7175, 8897, 9145, 10325, 12095, 12803, 16933, 31775, 44485, 45725, 60475, 64015, 74989, 84665, 222425, 320075, 374945, 423325, 524923, 1874725, 2624615, 13123075]

約数ペア:

[(1, 13123075), (5, 2624615), (7, 1874725), (25, 524923), (31, 423325), (35, 374945), (41, 320075), (59, 222425), (155, 84665), (175, 74989), (205, 64015), (217, 60475), (287, 45725), (295, 44485), (413, 31775), (775, 16933), (1025, 12803), (1085, 12095), (1271, 10325), (1435, 9145), (1475, 8897), (1829, 7175), (2065, 6355), (2419, 5425)]