82960640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 233114112

約数和(自身を除く): 150153472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 64, 70, 80, 94, 112, 128, 140, 160, 188, 197, 224, 235, 256, 280, 320, 329, 376, 394, 448, 470, 560, 640, 658, 752, 788, 896, 940, 985, 1120, 1280, 1316, 1379, 1504, 1576, 1645, 1792, 1880, 1970, 2240, 2632, 2758, 3008, 3152, 3290, 3760, 3940, 4480, 5264, 5516, 6016, 6304, 6580, 6895, 7520, 7880, 8960, 9259, 10528, 11032, 12032, 12608, 13160, 13790, 15040, 15760, 18518, 21056, 22064, 25216, 26320, 27580, 30080, 31520, 37036, 42112, 44128, 46295, 50432, 52640, 55160, 60160, 63040, 64813, 74072, 84224, 88256, 92590, 105280, 110320, 126080, 129626, 148144, 176512, 185180, 210560, 220640, 252160, 259252, 296288, 324065, 353024, 370360, 421120, 441280, 518504, 592576, 648130, 740720, 882560, 1037008, 1185152, 1296260, 1481440, 1765120, 2074016, 2370304, 2592520, 2962880, 4148032, 5185040, 5925760, 8296064, 10370080, 11851520, 16592128, 20740160, 41480320, 82960640]

約数ペア:

[(1, 82960640), (2, 41480320), (4, 20740160), (5, 16592128), (7, 11851520), (8, 10370080), (10, 8296064), (14, 5925760), (16, 5185040), (20, 4148032), (28, 2962880), (32, 2592520), (35, 2370304), (40, 2074016), (47, 1765120), (56, 1481440), (64, 1296260), (70, 1185152), (80, 1037008), (94, 882560), (112, 740720), (128, 648130), (140, 592576), (160, 518504), (188, 441280), (197, 421120), (224, 370360), (235, 353024), (256, 324065), (280, 296288), (320, 259252), (329, 252160), (376, 220640), (394, 210560), (448, 185180), (470, 176512), (560, 148144), (640, 129626), (658, 126080), (752, 110320), (788, 105280), (896, 92590), (940, 88256), (985, 84224), (1120, 74072), (1280, 64813), (1316, 63040), (1379, 60160), (1504, 55160), (1576, 52640), (1645, 50432), (1792, 46295), (1880, 44128), (1970, 42112), (2240, 37036), (2632, 31520), (2758, 30080), (3008, 27580), (3152, 26320), (3290, 25216), (3760, 22064), (3940, 21056), (4480, 18518), (5264, 15760), (5516, 15040), (6016, 13790), (6304, 13160), (6580, 12608), (6895, 12032), (7520, 11032), (7880, 10528), (8960, 9259)]