81491808

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 223534080

約数和(自身を除く): 142042272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 139, 186, 197, 248, 278, 372, 394, 417, 496, 556, 591, 744, 788, 834, 992, 1112, 1182, 1488, 1576, 1668, 2224, 2364, 2976, 3152, 3336, 4309, 4448, 4728, 6107, 6304, 6672, 8618, 9456, 12214, 12927, 13344, 17236, 18321, 18912, 24428, 25854, 27383, 34472, 36642, 48856, 51708, 54766, 68944, 73284, 82149, 97712, 103416, 109532, 137888, 146568, 164298, 195424, 206832, 219064, 293136, 328596, 413664, 438128, 586272, 657192, 848873, 876256, 1314384, 1697746, 2546619, 2628768, 3395492, 5093238, 6790984, 10186476, 13581968, 20372952, 27163936, 40745904, 81491808]

約数ペア:

[(1, 81491808), (2, 40745904), (3, 27163936), (4, 20372952), (6, 13581968), (8, 10186476), (12, 6790984), (16, 5093238), (24, 3395492), (31, 2628768), (32, 2546619), (48, 1697746), (62, 1314384), (93, 876256), (96, 848873), (124, 657192), (139, 586272), (186, 438128), (197, 413664), (248, 328596), (278, 293136), (372, 219064), (394, 206832), (417, 195424), (496, 164298), (556, 146568), (591, 137888), (744, 109532), (788, 103416), (834, 97712), (992, 82149), (1112, 73284), (1182, 68944), (1488, 54766), (1576, 51708), (1668, 48856), (2224, 36642), (2364, 34472), (2976, 27383), (3152, 25854), (3336, 24428), (4309, 18912), (4448, 18321), (4728, 17236), (6107, 13344), (6304, 12927), (6672, 12214), (8618, 9456)]