449995

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 32

約数和(自身を含む): 709632

約数和(自身を除く): 259637

約数列:

[1, 5, 7, 13, 23, 35, 43, 65, 91, 115, 161, 215, 299, 301, 455, 559, 805, 989, 1495, 1505, 2093, 2795, 3913, 4945, 6923, 10465, 12857, 19565, 34615, 64285, 89999, 449995]

約数ペア:

[(1, 449995), (5, 89999), (7, 64285), (13, 34615), (23, 19565), (35, 12857), (43, 10465), (65, 6923), (91, 4945), (115, 3913), (161, 2795), (215, 2093), (299, 1505), (301, 1495), (455, 989), (559, 805)]