81332550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{13903}}^1$

素因数の和:13934

約数の個数: 72

約数和(自身を含む): 235339104

約数和(自身を除く): 154006554

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 5850, 13903, 27806, 41709, 69515, 83418, 125127, 139030, 180739, 208545, 250254, 347575, 361478, 417090, 542217, 625635, 695150, 903695, 1042725, 1084434, 1251270, 1626651, 1807390, 2085450, 2711085, 3128175, 3253302, 4518475, 5422170, 6256350, 8133255, 9036950, 13555425, 16266510, 27110850, 40666275, 81332550]

約数ペア:

[(1, 81332550), (2, 40666275), (3, 27110850), (5, 16266510), (6, 13555425), (9, 9036950), (10, 8133255), (13, 6256350), (15, 5422170), (18, 4518475), (25, 3253302), (26, 3128175), (30, 2711085), (39, 2085450), (45, 1807390), (50, 1626651), (65, 1251270), (75, 1084434), (78, 1042725), (90, 903695), (117, 695150), (130, 625635), (150, 542217), (195, 417090), (225, 361478), (234, 347575), (325, 250254), (390, 208545), (450, 180739), (585, 139030), (650, 125127), (975, 83418), (1170, 69515), (1950, 41709), (2925, 27806), (5850, 13903)]