77816180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8089}}^1$

素因数の和:8148

約数の個数: 48

約数和(自身を含む): 180762960

約数和(自身を除く): 102946780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 8089, 9620, 16178, 32356, 40445, 80890, 105157, 161780, 210314, 299293, 420628, 525785, 598586, 1051570, 1197172, 1496465, 2103140, 2992930, 3890809, 5985860, 7781618, 15563236, 19454045, 38908090, 77816180]

約数ペア:

[(1, 77816180), (2, 38908090), (4, 19454045), (5, 15563236), (10, 7781618), (13, 5985860), (20, 3890809), (26, 2992930), (37, 2103140), (52, 1496465), (65, 1197172), (74, 1051570), (130, 598586), (148, 525785), (185, 420628), (260, 299293), (370, 210314), (481, 161780), (740, 105157), (962, 80890), (1924, 40445), (2405, 32356), (4810, 16178), (8089, 9620)]