353793050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:468

約数の個数: 72

約数和(自身を含む): 719903700

約数和(自身を除く): 366110650

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 149, 169, 281, 298, 325, 338, 562, 650, 745, 845, 1405, 1490, 1690, 1937, 2810, 3653, 3725, 3874, 4225, 7025, 7306, 7450, 8450, 9685, 14050, 18265, 19370, 25181, 36530, 41869, 47489, 48425, 50362, 83738, 91325, 94978, 96850, 125905, 182650, 209345, 237445, 251810, 418690, 474890, 544297, 629525, 1046725, 1088594, 1187225, 1259050, 2093450, 2374450, 2721485, 5442970, 7075861, 13607425, 14151722, 27214850, 35379305, 70758610, 176896525, 353793050]

約数ペア:

[(1, 353793050), (2, 176896525), (5, 70758610), (10, 35379305), (13, 27214850), (25, 14151722), (26, 13607425), (50, 7075861), (65, 5442970), (130, 2721485), (149, 2374450), (169, 2093450), (281, 1259050), (298, 1187225), (325, 1088594), (338, 1046725), (562, 629525), (650, 544297), (745, 474890), (845, 418690), (1405, 251810), (1490, 237445), (1690, 209345), (1937, 182650), (2810, 125905), (3653, 96850), (3725, 94978), (3874, 91325), (4225, 83738), (7025, 50362), (7306, 48425), (7450, 47489), (8450, 41869), (9685, 36530), (14050, 25181), (18265, 19370)]