172748975

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 257983488

約数和(自身を除く): 85234513

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 167, 175, 257, 575, 805, 835, 1169, 1285, 1799, 3841, 4025, 4175, 5845, 5911, 6425, 8995, 19205, 26887, 29225, 29555, 41377, 42919, 44975, 96025, 134435, 147775, 206885, 214595, 300433, 672175, 987137, 1034425, 1072975, 1502165, 4935685, 6909959, 7510825, 24678425, 34549795, 172748975]

約数ペア:

[(1, 172748975), (5, 34549795), (7, 24678425), (23, 7510825), (25, 6909959), (35, 4935685), (115, 1502165), (161, 1072975), (167, 1034425), (175, 987137), (257, 672175), (575, 300433), (805, 214595), (835, 206885), (1169, 147775), (1285, 134435), (1799, 96025), (3841, 44975), (4025, 42919), (4175, 41377), (5845, 29555), (5911, 29225), (6425, 26887), (8995, 19205)]