81935136

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1\times {\mathrm{4007}}^1$

素因数の和:4094

約数の個数: 72

約数和(自身を含む): 236343744

約数和(自身を除く): 154408608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 426, 568, 639, 852, 1136, 1278, 1704, 2272, 2556, 3408, 4007, 5112, 6816, 8014, 10224, 12021, 16028, 20448, 24042, 32056, 36063, 48084, 64112, 72126, 96168, 128224, 144252, 192336, 284497, 288504, 384672, 568994, 577008, 853491, 1137988, 1154016, 1706982, 2275976, 2560473, 3413964, 4551952, 5120946, 6827928, 9103904, 10241892, 13655856, 20483784, 27311712, 40967568, 81935136]

約数ペア:

[(1, 81935136), (2, 40967568), (3, 27311712), (4, 20483784), (6, 13655856), (8, 10241892), (9, 9103904), (12, 6827928), (16, 5120946), (18, 4551952), (24, 3413964), (32, 2560473), (36, 2275976), (48, 1706982), (71, 1154016), (72, 1137988), (96, 853491), (142, 577008), (144, 568994), (213, 384672), (284, 288504), (288, 284497), (426, 192336), (568, 144252), (639, 128224), (852, 96168), (1136, 72126), (1278, 64112), (1704, 48084), (2272, 36063), (2556, 32056), (3408, 24042), (4007, 20448), (5112, 16028), (6816, 12021), (8014, 10224)]