80358400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:146

約数の個数: 132

約数和(自身を含む): 206615992

約数和(自身を除く): 126257592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 73, 80, 86, 100, 128, 146, 160, 172, 200, 215, 256, 292, 320, 344, 365, 400, 430, 512, 584, 640, 688, 730, 800, 860, 1024, 1075, 1168, 1280, 1376, 1460, 1600, 1720, 1825, 2150, 2336, 2560, 2752, 2920, 3139, 3200, 3440, 3650, 4300, 4672, 5120, 5504, 5840, 6278, 6400, 6880, 7300, 8600, 9344, 11008, 11680, 12556, 12800, 13760, 14600, 15695, 17200, 18688, 22016, 23360, 25112, 25600, 27520, 29200, 31390, 34400, 37376, 44032, 46720, 50224, 55040, 58400, 62780, 68800, 74752, 78475, 93440, 100448, 110080, 116800, 125560, 137600, 156950, 186880, 200896, 220160, 233600, 251120, 275200, 313900, 373760, 401792, 467200, 502240, 550400, 627800, 803584, 934400, 1004480, 1100800, 1255600, 1607168, 1868800, 2008960, 2511200, 3214336, 4017920, 5022400, 8035840, 10044800, 16071680, 20089600, 40179200, 80358400]

約数ペア:

[(1, 80358400), (2, 40179200), (4, 20089600), (5, 16071680), (8, 10044800), (10, 8035840), (16, 5022400), (20, 4017920), (25, 3214336), (32, 2511200), (40, 2008960), (43, 1868800), (50, 1607168), (64, 1255600), (73, 1100800), (80, 1004480), (86, 934400), (100, 803584), (128, 627800), (146, 550400), (160, 502240), (172, 467200), (200, 401792), (215, 373760), (256, 313900), (292, 275200), (320, 251120), (344, 233600), (365, 220160), (400, 200896), (430, 186880), (512, 156950), (584, 137600), (640, 125560), (688, 116800), (730, 110080), (800, 100448), (860, 93440), (1024, 78475), (1075, 74752), (1168, 68800), (1280, 62780), (1376, 58400), (1460, 55040), (1600, 50224), (1720, 46720), (1825, 44032), (2150, 37376), (2336, 34400), (2560, 31390), (2752, 29200), (2920, 27520), (3139, 25600), (3200, 25112), (3440, 23360), (3650, 22016), (4300, 18688), (4672, 17200), (5120, 15695), (5504, 14600), (5840, 13760), (6278, 12800), (6400, 12556), (6880, 11680), (7300, 11008), (8600, 9344)]