715520

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:77

約数の個数: 72

約数和(自身を含む): 1888656

約数和(自身を除く): 1173136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 128, 130, 160, 172, 208, 215, 256, 260, 320, 344, 416, 430, 520, 559, 640, 688, 832, 860, 1040, 1118, 1280, 1376, 1664, 1720, 2080, 2236, 2752, 2795, 3328, 3440, 4160, 4472, 5504, 5590, 6880, 8320, 8944, 11008, 11180, 13760, 16640, 17888, 22360, 27520, 35776, 44720, 55040, 71552, 89440, 143104, 178880, 357760, 715520]

約数ペア:

[(1, 715520), (2, 357760), (4, 178880), (5, 143104), (8, 89440), (10, 71552), (13, 55040), (16, 44720), (20, 35776), (26, 27520), (32, 22360), (40, 17888), (43, 16640), (52, 13760), (64, 11180), (65, 11008), (80, 8944), (86, 8320), (104, 6880), (128, 5590), (130, 5504), (160, 4472), (172, 4160), (208, 3440), (215, 3328), (256, 2795), (260, 2752), (320, 2236), (344, 2080), (416, 1720), (430, 1664), (520, 1376), (559, 1280), (640, 1118), (688, 1040), (832, 860)]