31434650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:515

約数の個数: 48

約数和(自身を含む): 63605304

約数和(自身を除く): 32170654

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 137, 274, 325, 353, 650, 685, 706, 1370, 1765, 1781, 3425, 3530, 3562, 4589, 6850, 8825, 8905, 9178, 17650, 17810, 22945, 44525, 45890, 48361, 89050, 96722, 114725, 229450, 241805, 483610, 628693, 1209025, 1257386, 2418050, 3143465, 6286930, 15717325, 31434650]

約数ペア:

[(1, 31434650), (2, 15717325), (5, 6286930), (10, 3143465), (13, 2418050), (25, 1257386), (26, 1209025), (50, 628693), (65, 483610), (130, 241805), (137, 229450), (274, 114725), (325, 96722), (353, 89050), (650, 48361), (685, 45890), (706, 44525), (1370, 22945), (1765, 17810), (1781, 17650), (3425, 9178), (3530, 8905), (3562, 8825), (4589, 6850)]