78481744

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{4091}}^1$

素因数の和:4219

約数の個数: 40

約数和(自身を含む): 167444640

約数和(自身を除く): 88962896

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 872, 1199, 1744, 2398, 4091, 4796, 8182, 9592, 16364, 19184, 32728, 45001, 65456, 90002, 180004, 360008, 445919, 720016, 891838, 1783676, 3567352, 4905109, 7134704, 9810218, 19620436, 39240872, 78481744]

約数ペア:

[(1, 78481744), (2, 39240872), (4, 19620436), (8, 9810218), (11, 7134704), (16, 4905109), (22, 3567352), (44, 1783676), (88, 891838), (109, 720016), (176, 445919), (218, 360008), (436, 180004), (872, 90002), (1199, 65456), (1744, 45001), (2398, 32728), (4091, 19184), (4796, 16364), (8182, 9592)]