67997410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 137168640

約数和(自身を除く): 69171230

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 71, 106, 130, 139, 142, 265, 278, 355, 530, 689, 695, 710, 923, 1378, 1390, 1807, 1846, 3445, 3614, 3763, 4615, 6890, 7367, 7526, 9035, 9230, 9869, 14734, 18070, 18815, 19738, 36835, 37630, 48919, 49345, 73670, 95771, 97838, 98690, 128297, 191542, 244595, 256594, 478855, 489190, 523057, 641485, 957710, 1046114, 1282970, 2615285, 5230570, 6799741, 13599482, 33998705, 67997410]

約数ペア:

[(1, 67997410), (2, 33998705), (5, 13599482), (10, 6799741), (13, 5230570), (26, 2615285), (53, 1282970), (65, 1046114), (71, 957710), (106, 641485), (130, 523057), (139, 489190), (142, 478855), (265, 256594), (278, 244595), (355, 191542), (530, 128297), (689, 98690), (695, 97838), (710, 95771), (923, 73670), (1378, 49345), (1390, 48919), (1807, 37630), (1846, 36835), (3445, 19738), (3614, 18815), (3763, 18070), (4615, 14734), (6890, 9869), (7367, 9230), (7526, 9035)]