131283200

素因数分解:

$2^8\times 5^2\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:380

約数の個数: 108

約数和(自身を含む): 330569988

約数和(自身を除く): 199286788

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 73, 80, 100, 128, 146, 160, 200, 256, 281, 292, 320, 365, 400, 562, 584, 640, 730, 800, 1124, 1168, 1280, 1405, 1460, 1600, 1825, 2248, 2336, 2810, 2920, 3200, 3650, 4496, 4672, 5620, 5840, 6400, 7025, 7300, 8992, 9344, 11240, 11680, 14050, 14600, 17984, 18688, 20513, 22480, 23360, 28100, 29200, 35968, 41026, 44960, 46720, 56200, 58400, 71936, 82052, 89920, 93440, 102565, 112400, 116800, 164104, 179840, 205130, 224800, 233600, 328208, 359680, 410260, 449600, 467200, 512825, 656416, 820520, 899200, 1025650, 1312832, 1641040, 1798400, 2051300, 2625664, 3282080, 4102600, 5251328, 6564160, 8205200, 13128320, 16410400, 26256640, 32820800, 65641600, 131283200]

約数ペア:

[(1, 131283200), (2, 65641600), (4, 32820800), (5, 26256640), (8, 16410400), (10, 13128320), (16, 8205200), (20, 6564160), (25, 5251328), (32, 4102600), (40, 3282080), (50, 2625664), (64, 2051300), (73, 1798400), (80, 1641040), (100, 1312832), (128, 1025650), (146, 899200), (160, 820520), (200, 656416), (256, 512825), (281, 467200), (292, 449600), (320, 410260), (365, 359680), (400, 328208), (562, 233600), (584, 224800), (640, 205130), (730, 179840), (800, 164104), (1124, 116800), (1168, 112400), (1280, 102565), (1405, 93440), (1460, 89920), (1600, 82052), (1825, 71936), (2248, 58400), (2336, 56200), (2810, 46720), (2920, 44960), (3200, 41026), (3650, 35968), (4496, 29200), (4672, 28100), (5620, 23360), (5840, 22480), (6400, 20513), (7025, 18688), (7300, 17984), (8992, 14600), (9344, 14050), (11240, 11680)]