81184072

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{593}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 154855800

約数和(自身を除く): 73671728

約数列:

[1, 2, 4, 8, 109, 157, 218, 314, 436, 593, 628, 872, 1186, 1256, 2372, 4744, 17113, 34226, 64637, 68452, 93101, 129274, 136904, 186202, 258548, 372404, 517096, 744808, 10148009, 20296018, 40592036, 81184072]

約数ペア:

[(1, 81184072), (2, 40592036), (4, 20296018), (8, 10148009), (109, 744808), (157, 517096), (218, 372404), (314, 258548), (436, 186202), (593, 136904), (628, 129274), (872, 93101), (1186, 68452), (1256, 64637), (2372, 34226), (4744, 17113)]