81222528

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{4919}}^1$

素因数の和:4979

約数の個数: 64

約数和(自身を含む): 220809600

約数和(自身を除く): 139587072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 258, 344, 384, 516, 688, 1032, 1376, 2064, 2752, 4128, 4919, 5504, 8256, 9838, 14757, 16512, 19676, 29514, 39352, 59028, 78704, 118056, 157408, 211517, 236112, 314816, 423034, 472224, 629632, 634551, 846068, 944448, 1269102, 1692136, 1888896, 2538204, 3384272, 5076408, 6768544, 10152816, 13537088, 20305632, 27074176, 40611264, 81222528]

約数ペア:

[(1, 81222528), (2, 40611264), (3, 27074176), (4, 20305632), (6, 13537088), (8, 10152816), (12, 6768544), (16, 5076408), (24, 3384272), (32, 2538204), (43, 1888896), (48, 1692136), (64, 1269102), (86, 944448), (96, 846068), (128, 634551), (129, 629632), (172, 472224), (192, 423034), (258, 314816), (344, 236112), (384, 211517), (516, 157408), (688, 118056), (1032, 78704), (1376, 59028), (2064, 39352), (2752, 29514), (4128, 19676), (4919, 16512), (5504, 14757), (8256, 9838)]