51245880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61007}}^1$

素因数の和:61028

約数の個数: 64

約数和(自身を含む): 175703040

約数和(自身を除く): 124457160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 61007, 122014, 183021, 244028, 305035, 366042, 427049, 488056, 610070, 732084, 854098, 915105, 1220140, 1281147, 1464168, 1708196, 1830210, 2135245, 2440280, 2562294, 3416392, 3660420, 4270490, 5124588, 6405735, 7320840, 8540980, 10249176, 12811470, 17081960, 25622940, 51245880]

約数ペア:

[(1, 51245880), (2, 25622940), (3, 17081960), (4, 12811470), (5, 10249176), (6, 8540980), (7, 7320840), (8, 6405735), (10, 5124588), (12, 4270490), (14, 3660420), (15, 3416392), (20, 2562294), (21, 2440280), (24, 2135245), (28, 1830210), (30, 1708196), (35, 1464168), (40, 1281147), (42, 1220140), (56, 915105), (60, 854098), (70, 732084), (84, 610070), (105, 488056), (120, 427049), (140, 366042), (168, 305035), (210, 244028), (280, 183021), (420, 122014), (840, 61007)]