495950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:141

約数の個数: 48

約数和(自身を含む): 1145760

約数和(自身を除く): 649810

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 109, 130, 175, 182, 218, 325, 350, 455, 545, 650, 763, 910, 1090, 1417, 1526, 2275, 2725, 2834, 3815, 4550, 5450, 7085, 7630, 9919, 14170, 19075, 19838, 35425, 38150, 49595, 70850, 99190, 247975, 495950]

約数ペア:

[(1, 495950), (2, 247975), (5, 99190), (7, 70850), (10, 49595), (13, 38150), (14, 35425), (25, 19838), (26, 19075), (35, 14170), (50, 9919), (65, 7630), (70, 7085), (91, 5450), (109, 4550), (130, 3815), (175, 2834), (182, 2725), (218, 2275), (325, 1526), (350, 1417), (455, 1090), (545, 910), (650, 763)]