391137650

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{1061}}^1$

素因数の和:1247

約数の個数: 48

約数和(自身を含む): 745485768

約数和(自身を除く): 354348118

約数列:

[1, 2, 5, 10, 25, 50, 73, 101, 146, 202, 365, 505, 730, 1010, 1061, 1825, 2122, 2525, 3650, 5050, 5305, 7373, 10610, 14746, 26525, 36865, 53050, 73730, 77453, 107161, 154906, 184325, 214322, 368650, 387265, 535805, 774530, 1071610, 1936325, 2679025, 3872650, 5358050, 7822753, 15645506, 39113765, 78227530, 195568825, 391137650]

約数ペア:

[(1, 391137650), (2, 195568825), (5, 78227530), (10, 39113765), (25, 15645506), (50, 7822753), (73, 5358050), (101, 3872650), (146, 2679025), (202, 1936325), (365, 1071610), (505, 774530), (730, 535805), (1010, 387265), (1061, 368650), (1825, 214322), (2122, 184325), (2525, 154906), (3650, 107161), (5050, 77453), (5305, 73730), (7373, 53050), (10610, 36865), (14746, 26525)]