2078976640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3163}}^1$

素因数の和:3274

約数の個数: 128

約数和(自身を含む): 5421830400

約数和(自身を除く): 3342853760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 79, 80, 104, 128, 130, 158, 160, 208, 260, 316, 320, 395, 416, 520, 632, 640, 790, 832, 1027, 1040, 1264, 1580, 1664, 2054, 2080, 2528, 3160, 3163, 4108, 4160, 5056, 5135, 6320, 6326, 8216, 8320, 10112, 10270, 12640, 12652, 15815, 16432, 20540, 25280, 25304, 31630, 32864, 41080, 41119, 50560, 50608, 63260, 65728, 82160, 82238, 101216, 126520, 131456, 164320, 164476, 202432, 205595, 249877, 253040, 328640, 328952, 404864, 411190, 499754, 506080, 657280, 657904, 822380, 999508, 1012160, 1249385, 1315808, 1644760, 1999016, 2024320, 2498770, 2631616, 3248401, 3289520, 3998032, 4997540, 5263232, 6496802, 6579040, 7996064, 9995080, 12993604, 13158080, 15992128, 16242005, 19990160, 25987208, 26316160, 31984256, 32484010, 39980320, 51974416, 64968020, 79960640, 103948832, 129936040, 159921280, 207897664, 259872080, 415795328, 519744160, 1039488320, 2078976640]

約数ペア:

[(1, 2078976640), (2, 1039488320), (4, 519744160), (5, 415795328), (8, 259872080), (10, 207897664), (13, 159921280), (16, 129936040), (20, 103948832), (26, 79960640), (32, 64968020), (40, 51974416), (52, 39980320), (64, 32484010), (65, 31984256), (79, 26316160), (80, 25987208), (104, 19990160), (128, 16242005), (130, 15992128), (158, 13158080), (160, 12993604), (208, 9995080), (260, 7996064), (316, 6579040), (320, 6496802), (395, 5263232), (416, 4997540), (520, 3998032), (632, 3289520), (640, 3248401), (790, 2631616), (832, 2498770), (1027, 2024320), (1040, 1999016), (1264, 1644760), (1580, 1315808), (1664, 1249385), (2054, 1012160), (2080, 999508), (2528, 822380), (3160, 657904), (3163, 657280), (4108, 506080), (4160, 499754), (5056, 411190), (5135, 404864), (6320, 328952), (6326, 328640), (8216, 253040), (8320, 249877), (10112, 205595), (10270, 202432), (12640, 164476), (12652, 164320), (15815, 131456), (16432, 126520), (20540, 101216), (25280, 82238), (25304, 82160), (31630, 65728), (32864, 63260), (41080, 50608), (41119, 50560)]