26522720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 77565600

約数和(自身を除く): 51042880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 199, 224, 238, 245, 272, 280, 340, 392, 398, 476, 490, 544, 560, 595, 680, 784, 796, 833, 952, 980, 995, 1120, 1190, 1360, 1393, 1568, 1592, 1666, 1904, 1960, 1990, 2380, 2720, 2786, 3184, 3332, 3383, 3808, 3920, 3980, 4165, 4760, 5572, 6368, 6664, 6766, 6965, 7840, 7960, 8330, 9520, 9751, 11144, 13328, 13532, 13930, 15920, 16660, 16915, 19040, 19502, 22288, 23681, 26656, 27064, 27860, 31840, 33320, 33830, 39004, 44576, 47362, 48755, 54128, 55720, 66640, 67660, 78008, 94724, 97510, 108256, 111440, 118405, 133280, 135320, 156016, 165767, 189448, 195020, 222880, 236810, 270640, 312032, 331534, 378896, 390040, 473620, 541280, 663068, 757792, 780080, 828835, 947240, 1326136, 1560160, 1657670, 1894480, 2652272, 3315340, 3788960, 5304544, 6630680, 13261360, 26522720]

約数ペア:

[(1, 26522720), (2, 13261360), (4, 6630680), (5, 5304544), (7, 3788960), (8, 3315340), (10, 2652272), (14, 1894480), (16, 1657670), (17, 1560160), (20, 1326136), (28, 947240), (32, 828835), (34, 780080), (35, 757792), (40, 663068), (49, 541280), (56, 473620), (68, 390040), (70, 378896), (80, 331534), (85, 312032), (98, 270640), (112, 236810), (119, 222880), (136, 195020), (140, 189448), (160, 165767), (170, 156016), (196, 135320), (199, 133280), (224, 118405), (238, 111440), (245, 108256), (272, 97510), (280, 94724), (340, 78008), (392, 67660), (398, 66640), (476, 55720), (490, 54128), (544, 48755), (560, 47362), (595, 44576), (680, 39004), (784, 33830), (796, 33320), (833, 31840), (952, 27860), (980, 27064), (995, 26656), (1120, 23681), (1190, 22288), (1360, 19502), (1393, 19040), (1568, 16915), (1592, 16660), (1666, 15920), (1904, 13930), (1960, 13532), (1990, 13328), (2380, 11144), (2720, 9751), (2786, 9520), (3184, 8330), (3332, 7960), (3383, 7840), (3808, 6965), (3920, 6766), (3980, 6664), (4165, 6368), (4760, 5572)]