91291520

素因数分解:

$2^7\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2129}}^1$

素因数の和:2215

約数の個数: 64

約数和(自身を含む): 221605200

約数和(自身を除く): 130313680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 268, 320, 335, 536, 640, 670, 1072, 1340, 2129, 2144, 2680, 4258, 4288, 5360, 8516, 8576, 10645, 10720, 17032, 21290, 21440, 34064, 42580, 42880, 68128, 85160, 136256, 142643, 170320, 272512, 285286, 340640, 570572, 681280, 713215, 1141144, 1362560, 1426430, 2282288, 2852860, 4564576, 5705720, 9129152, 11411440, 18258304, 22822880, 45645760, 91291520]

約数ペア:

[(1, 91291520), (2, 45645760), (4, 22822880), (5, 18258304), (8, 11411440), (10, 9129152), (16, 5705720), (20, 4564576), (32, 2852860), (40, 2282288), (64, 1426430), (67, 1362560), (80, 1141144), (128, 713215), (134, 681280), (160, 570572), (268, 340640), (320, 285286), (335, 272512), (536, 170320), (640, 142643), (670, 136256), (1072, 85160), (1340, 68128), (2129, 42880), (2144, 42580), (2680, 34064), (4258, 21440), (4288, 21290), (5360, 17032), (8516, 10720), (8576, 10645)]