12867400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 37849140

約数和(自身を除く): 24981740

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 91, 98, 100, 101, 104, 130, 140, 175, 182, 196, 200, 202, 245, 260, 280, 325, 350, 364, 392, 404, 455, 490, 505, 520, 637, 650, 700, 707, 728, 808, 910, 980, 1010, 1225, 1274, 1300, 1313, 1400, 1414, 1820, 1960, 2020, 2275, 2450, 2525, 2548, 2600, 2626, 2828, 3185, 3535, 3640, 4040, 4550, 4900, 4949, 5050, 5096, 5252, 5656, 6370, 6565, 7070, 9100, 9191, 9800, 9898, 10100, 10504, 12740, 13130, 14140, 15925, 17675, 18200, 18382, 19796, 20200, 24745, 25480, 26260, 28280, 31850, 32825, 35350, 36764, 39592, 45955, 49490, 52520, 63700, 64337, 65650, 70700, 73528, 91910, 98980, 123725, 127400, 128674, 131300, 141400, 183820, 197960, 229775, 247450, 257348, 262600, 321685, 367640, 459550, 494900, 514696, 643370, 919100, 989800, 1286740, 1608425, 1838200, 2573480, 3216850, 6433700, 12867400]

約数ペア:

[(1, 12867400), (2, 6433700), (4, 3216850), (5, 2573480), (7, 1838200), (8, 1608425), (10, 1286740), (13, 989800), (14, 919100), (20, 643370), (25, 514696), (26, 494900), (28, 459550), (35, 367640), (40, 321685), (49, 262600), (50, 257348), (52, 247450), (56, 229775), (65, 197960), (70, 183820), (91, 141400), (98, 131300), (100, 128674), (101, 127400), (104, 123725), (130, 98980), (140, 91910), (175, 73528), (182, 70700), (196, 65650), (200, 64337), (202, 63700), (245, 52520), (260, 49490), (280, 45955), (325, 39592), (350, 36764), (364, 35350), (392, 32825), (404, 31850), (455, 28280), (490, 26260), (505, 25480), (520, 24745), (637, 20200), (650, 19796), (700, 18382), (707, 18200), (728, 17675), (808, 15925), (910, 14140), (980, 13130), (1010, 12740), (1225, 10504), (1274, 10100), (1300, 9898), (1313, 9800), (1400, 9191), (1414, 9100), (1820, 7070), (1960, 6565), (2020, 6370), (2275, 5656), (2450, 5252), (2525, 5096), (2548, 5050), (2600, 4949), (2626, 4900), (2828, 4550), (3185, 4040), (3535, 3640)]