81345216

素因数分解:

$2^6\times 3^1\times {\mathrm{431}}^1\times {\mathrm{983}}^1$

素因数の和:1429

約数の個数: 56

約数和(自身を含む): 215944704

約数和(自身を除く): 134599488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 431, 862, 983, 1293, 1724, 1966, 2586, 2949, 3448, 3932, 5172, 5898, 6896, 7864, 10344, 11796, 13792, 15728, 20688, 23592, 27584, 31456, 41376, 47184, 62912, 82752, 94368, 188736, 423673, 847346, 1271019, 1694692, 2542038, 3389384, 5084076, 6778768, 10168152, 13557536, 20336304, 27115072, 40672608, 81345216]

約数ペア:

[(1, 81345216), (2, 40672608), (3, 27115072), (4, 20336304), (6, 13557536), (8, 10168152), (12, 6778768), (16, 5084076), (24, 3389384), (32, 2542038), (48, 1694692), (64, 1271019), (96, 847346), (192, 423673), (431, 188736), (862, 94368), (983, 82752), (1293, 62912), (1724, 47184), (1966, 41376), (2586, 31456), (2949, 27584), (3448, 23592), (3932, 20688), (5172, 15728), (5898, 13792), (6896, 11796), (7864, 10344)]