2775850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1$

素因数の和:140

約数の個数: 72

約数和(自身を含む): 6615648

約数和(自身を除く): 3839798

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 70, 77, 98, 103, 110, 154, 175, 206, 245, 275, 350, 385, 490, 515, 539, 550, 721, 770, 1030, 1078, 1133, 1225, 1442, 1925, 2266, 2450, 2575, 2695, 3605, 3850, 5047, 5150, 5390, 5665, 7210, 7931, 10094, 11330, 13475, 15862, 18025, 25235, 26950, 28325, 36050, 39655, 50470, 55517, 56650, 79310, 111034, 126175, 198275, 252350, 277585, 396550, 555170, 1387925, 2775850]

約数ペア:

[(1, 2775850), (2, 1387925), (5, 555170), (7, 396550), (10, 277585), (11, 252350), (14, 198275), (22, 126175), (25, 111034), (35, 79310), (49, 56650), (50, 55517), (55, 50470), (70, 39655), (77, 36050), (98, 28325), (103, 26950), (110, 25235), (154, 18025), (175, 15862), (206, 13475), (245, 11330), (275, 10094), (350, 7931), (385, 7210), (490, 5665), (515, 5390), (539, 5150), (550, 5047), (721, 3850), (770, 3605), (1030, 2695), (1078, 2575), (1133, 2450), (1225, 2266), (1442, 1925)]