25718472

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 160

約数和(自身を含む): 80498880

約数和(自身を除く): 54780408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 43, 52, 54, 71, 72, 78, 81, 86, 104, 108, 117, 129, 142, 156, 162, 172, 213, 216, 234, 258, 284, 312, 324, 344, 351, 387, 426, 468, 516, 559, 568, 639, 648, 702, 774, 852, 923, 936, 1032, 1053, 1118, 1161, 1278, 1404, 1548, 1677, 1704, 1846, 1917, 2106, 2236, 2322, 2556, 2769, 2808, 3053, 3096, 3354, 3483, 3692, 3834, 4212, 4472, 4644, 5031, 5112, 5538, 5751, 6106, 6708, 6966, 7384, 7668, 8307, 8424, 9159, 9288, 10062, 11076, 11502, 12212, 13416, 13932, 15093, 15336, 16614, 18318, 20124, 22152, 23004, 24424, 24921, 27477, 27864, 30186, 33228, 36636, 39689, 40248, 45279, 46008, 49842, 54954, 60372, 66456, 73272, 74763, 79378, 82431, 90558, 99684, 109908, 119067, 120744, 149526, 158756, 164862, 181116, 199368, 219816, 238134, 247293, 299052, 317512, 329724, 357201, 362232, 476268, 494586, 598104, 659448, 714402, 952536, 989172, 1071603, 1428804, 1978344, 2143206, 2857608, 3214809, 4286412, 6429618, 8572824, 12859236, 25718472]

約数ペア:

[(1, 25718472), (2, 12859236), (3, 8572824), (4, 6429618), (6, 4286412), (8, 3214809), (9, 2857608), (12, 2143206), (13, 1978344), (18, 1428804), (24, 1071603), (26, 989172), (27, 952536), (36, 714402), (39, 659448), (43, 598104), (52, 494586), (54, 476268), (71, 362232), (72, 357201), (78, 329724), (81, 317512), (86, 299052), (104, 247293), (108, 238134), (117, 219816), (129, 199368), (142, 181116), (156, 164862), (162, 158756), (172, 149526), (213, 120744), (216, 119067), (234, 109908), (258, 99684), (284, 90558), (312, 82431), (324, 79378), (344, 74763), (351, 73272), (387, 66456), (426, 60372), (468, 54954), (516, 49842), (559, 46008), (568, 45279), (639, 40248), (648, 39689), (702, 36636), (774, 33228), (852, 30186), (923, 27864), (936, 27477), (1032, 24921), (1053, 24424), (1118, 23004), (1161, 22152), (1278, 20124), (1404, 18318), (1548, 16614), (1677, 15336), (1704, 15093), (1846, 13932), (1917, 13416), (2106, 12212), (2236, 11502), (2322, 11076), (2556, 10062), (2769, 9288), (2808, 9159), (3053, 8424), (3096, 8307), (3354, 7668), (3483, 7384), (3692, 6966), (3834, 6708), (4212, 6106), (4472, 5751), (4644, 5538), (5031, 5112)]