31425290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4561}}^1$

素因数の和:4634

約数の個数: 32

約数和(自身を含む): 62079696

約数和(自身を除く): 30654406

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 4561, 6890, 9122, 22805, 45610, 59293, 118586, 241733, 296465, 483466, 592930, 1208665, 2417330, 3142529, 6285058, 15712645, 31425290]

約数ペア:

[(1, 31425290), (2, 15712645), (5, 6285058), (10, 3142529), (13, 2417330), (26, 1208665), (53, 592930), (65, 483466), (106, 296465), (130, 241733), (265, 118586), (530, 59293), (689, 45610), (1378, 22805), (3445, 9122), (4561, 6890)]