40030400

素因数分解:

$2^6\times 5^2\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:346

約数の個数: 84

約数和(自身を含む): 99779328

約数和(自身を除く): 59748928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 160, 197, 200, 254, 320, 394, 400, 508, 635, 788, 800, 985, 1016, 1270, 1576, 1600, 1970, 2032, 2540, 3152, 3175, 3940, 4064, 4925, 5080, 6304, 6350, 7880, 8128, 9850, 10160, 12608, 12700, 15760, 19700, 20320, 25019, 25400, 31520, 39400, 40640, 50038, 50800, 63040, 78800, 100076, 101600, 125095, 157600, 200152, 203200, 250190, 315200, 400304, 500380, 625475, 800608, 1000760, 1250950, 1601216, 2001520, 2501900, 4003040, 5003800, 8006080, 10007600, 20015200, 40030400]

約数ペア:

[(1, 40030400), (2, 20015200), (4, 10007600), (5, 8006080), (8, 5003800), (10, 4003040), (16, 2501900), (20, 2001520), (25, 1601216), (32, 1250950), (40, 1000760), (50, 800608), (64, 625475), (80, 500380), (100, 400304), (127, 315200), (160, 250190), (197, 203200), (200, 200152), (254, 157600), (320, 125095), (394, 101600), (400, 100076), (508, 78800), (635, 63040), (788, 50800), (800, 50038), (985, 40640), (1016, 39400), (1270, 31520), (1576, 25400), (1600, 25019), (1970, 20320), (2032, 19700), (2540, 15760), (3152, 12700), (3175, 12608), (3940, 10160), (4064, 9850), (4925, 8128), (5080, 7880), (6304, 6350)]