131171248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{3169}}^1$

素因数の和:3389

約数の個数: 40

約数和(自身を含む): 275156000

約数和(自身を除く): 143984752

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 199, 208, 398, 796, 1592, 2587, 3169, 3184, 5174, 6338, 10348, 12676, 20696, 25352, 41197, 41392, 50704, 82394, 164788, 329576, 630631, 659152, 1261262, 2522524, 5045048, 8198203, 10090096, 16396406, 32792812, 65585624, 131171248]

約数ペア:

[(1, 131171248), (2, 65585624), (4, 32792812), (8, 16396406), (13, 10090096), (16, 8198203), (26, 5045048), (52, 2522524), (104, 1261262), (199, 659152), (208, 630631), (398, 329576), (796, 164788), (1592, 82394), (2587, 50704), (3169, 41392), (3184, 41197), (5174, 25352), (6338, 20696), (10348, 12676)]