196402960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1487}}^1$

素因数の和:1640

約数の個数: 80

約数和(自身を含む): 495968256

約数和(自身を除く): 299565296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 635, 1016, 1040, 1270, 1487, 1651, 2032, 2540, 2974, 3302, 5080, 5948, 6604, 7435, 8255, 10160, 11896, 13208, 14870, 16510, 19331, 23792, 26416, 29740, 33020, 38662, 59480, 66040, 77324, 96655, 118960, 132080, 154648, 188849, 193310, 309296, 377698, 386620, 755396, 773240, 944245, 1510792, 1546480, 1888490, 2455037, 3021584, 3776980, 4910074, 7553960, 9820148, 12275185, 15107920, 19640296, 24550370, 39280592, 49100740, 98201480, 196402960]

約数ペア:

[(1, 196402960), (2, 98201480), (4, 49100740), (5, 39280592), (8, 24550370), (10, 19640296), (13, 15107920), (16, 12275185), (20, 9820148), (26, 7553960), (40, 4910074), (52, 3776980), (65, 3021584), (80, 2455037), (104, 1888490), (127, 1546480), (130, 1510792), (208, 944245), (254, 773240), (260, 755396), (508, 386620), (520, 377698), (635, 309296), (1016, 193310), (1040, 188849), (1270, 154648), (1487, 132080), (1651, 118960), (2032, 96655), (2540, 77324), (2974, 66040), (3302, 59480), (5080, 38662), (5948, 33020), (6604, 29740), (7435, 26416), (8255, 23792), (10160, 19331), (11896, 16510), (13208, 14870)]