31366400

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1$

素因数の和:81

約数の個数: 162

約数和(自身を含む): 86967090

約数和(自身を除く): 55600690

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 29, 32, 40, 50, 52, 58, 64, 65, 80, 100, 104, 116, 128, 130, 145, 160, 169, 200, 208, 232, 256, 260, 290, 320, 325, 338, 377, 400, 416, 464, 520, 580, 640, 650, 676, 725, 754, 800, 832, 845, 928, 1040, 1160, 1280, 1300, 1352, 1450, 1508, 1600, 1664, 1690, 1856, 1885, 2080, 2320, 2600, 2704, 2900, 3016, 3200, 3328, 3380, 3712, 3770, 4160, 4225, 4640, 4901, 5200, 5408, 5800, 6032, 6400, 6760, 7424, 7540, 8320, 8450, 9280, 9425, 9802, 10400, 10816, 11600, 12064, 13520, 15080, 16640, 16900, 18560, 18850, 19604, 20800, 21632, 23200, 24128, 24505, 27040, 30160, 33800, 37120, 37700, 39208, 41600, 43264, 46400, 48256, 49010, 54080, 60320, 67600, 75400, 78416, 83200, 92800, 96512, 98020, 108160, 120640, 122525, 135200, 150800, 156832, 185600, 196040, 216320, 241280, 245050, 270400, 301600, 313664, 392080, 482560, 490100, 540800, 603200, 627328, 784160, 980200, 1081600, 1206400, 1254656, 1568320, 1960400, 2412800, 3136640, 3920800, 6273280, 7841600, 15683200, 31366400]

約数ペア:

[(1, 31366400), (2, 15683200), (4, 7841600), (5, 6273280), (8, 3920800), (10, 3136640), (13, 2412800), (16, 1960400), (20, 1568320), (25, 1254656), (26, 1206400), (29, 1081600), (32, 980200), (40, 784160), (50, 627328), (52, 603200), (58, 540800), (64, 490100), (65, 482560), (80, 392080), (100, 313664), (104, 301600), (116, 270400), (128, 245050), (130, 241280), (145, 216320), (160, 196040), (169, 185600), (200, 156832), (208, 150800), (232, 135200), (256, 122525), (260, 120640), (290, 108160), (320, 98020), (325, 96512), (338, 92800), (377, 83200), (400, 78416), (416, 75400), (464, 67600), (520, 60320), (580, 54080), (640, 49010), (650, 48256), (676, 46400), (725, 43264), (754, 41600), (800, 39208), (832, 37700), (845, 37120), (928, 33800), (1040, 30160), (1160, 27040), (1280, 24505), (1300, 24128), (1352, 23200), (1450, 21632), (1508, 20800), (1600, 19604), (1664, 18850), (1690, 18560), (1856, 16900), (1885, 16640), (2080, 15080), (2320, 13520), (2600, 12064), (2704, 11600), (2900, 10816), (3016, 10400), (3200, 9802), (3328, 9425), (3380, 9280), (3712, 8450), (3770, 8320), (4160, 7540), (4225, 7424), (4640, 6760), (4901, 6400), (5200, 6032), (5408, 5800)]