13235500

素因数分解:

$2^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 29300544

約数和(自身を除く): 16065044

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 125, 206, 250, 257, 412, 500, 514, 515, 1028, 1030, 1285, 2060, 2570, 2575, 5140, 5150, 6425, 10300, 12850, 12875, 25700, 25750, 26471, 32125, 51500, 52942, 64250, 105884, 128500, 132355, 264710, 529420, 661775, 1323550, 2647100, 3308875, 6617750, 13235500]

約数ペア:

[(1, 13235500), (2, 6617750), (4, 3308875), (5, 2647100), (10, 1323550), (20, 661775), (25, 529420), (50, 264710), (100, 132355), (103, 128500), (125, 105884), (206, 64250), (250, 52942), (257, 51500), (412, 32125), (500, 26471), (514, 25750), (515, 25700), (1028, 12875), (1030, 12850), (1285, 10300), (2060, 6425), (2570, 5150), (2575, 5140)]