25288830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 75950784

約数和(自身を除く): 50661954

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 137, 210, 274, 293, 315, 411, 586, 630, 685, 822, 879, 959, 1233, 1370, 1465, 1758, 1918, 2051, 2055, 2466, 2637, 2877, 2930, 4102, 4110, 4395, 4795, 5274, 5754, 6153, 6165, 8631, 8790, 9590, 10255, 12306, 12330, 13185, 14385, 17262, 18459, 20510, 26370, 28770, 30765, 36918, 40141, 43155, 61530, 80282, 86310, 92295, 120423, 184590, 200705, 240846, 280987, 361269, 401410, 561974, 602115, 722538, 842961, 1204230, 1404935, 1685922, 1806345, 2528883, 2809870, 3612690, 4214805, 5057766, 8429610, 12644415, 25288830]

約数ペア:

[(1, 25288830), (2, 12644415), (3, 8429610), (5, 5057766), (6, 4214805), (7, 3612690), (9, 2809870), (10, 2528883), (14, 1806345), (15, 1685922), (18, 1404935), (21, 1204230), (30, 842961), (35, 722538), (42, 602115), (45, 561974), (63, 401410), (70, 361269), (90, 280987), (105, 240846), (126, 200705), (137, 184590), (210, 120423), (274, 92295), (293, 86310), (315, 80282), (411, 61530), (586, 43155), (630, 40141), (685, 36918), (822, 30765), (879, 28770), (959, 26370), (1233, 20510), (1370, 18459), (1465, 17262), (1758, 14385), (1918, 13185), (2051, 12330), (2055, 12306), (2466, 10255), (2637, 9590), (2877, 8790), (2930, 8631), (4102, 6165), (4110, 6153), (4395, 5754), (4795, 5274)]