81869024

素因数分解:

$2^5\times {\mathrm{19}}^3\times {\mathrm{373}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 170588880

約数和(自身を除く): 88719856

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 361, 373, 608, 722, 746, 1444, 1492, 2888, 2984, 5776, 5968, 6859, 7087, 11552, 11936, 13718, 14174, 27436, 28348, 54872, 56696, 109744, 113392, 134653, 219488, 226784, 269306, 538612, 1077224, 2154448, 2558407, 4308896, 5116814, 10233628, 20467256, 40934512, 81869024]

約数ペア:

[(1, 81869024), (2, 40934512), (4, 20467256), (8, 10233628), (16, 5116814), (19, 4308896), (32, 2558407), (38, 2154448), (76, 1077224), (152, 538612), (304, 269306), (361, 226784), (373, 219488), (608, 134653), (722, 113392), (746, 109744), (1444, 56696), (1492, 54872), (2888, 28348), (2984, 27436), (5776, 14174), (5968, 13718), (6859, 11936), (7087, 11552)]