51973480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{787}}^1$

素因数の和:938

約数の個数: 64

約数和(自身を含む): 127088640

約数和(自身を除く): 75115160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 787, 1016, 1270, 1574, 1651, 2540, 3148, 3302, 3935, 5080, 6296, 6604, 7870, 8255, 10231, 13208, 15740, 16510, 20462, 31480, 33020, 40924, 51155, 66040, 81848, 99949, 102310, 199898, 204620, 399796, 409240, 499745, 799592, 999490, 1299337, 1998980, 2598674, 3997960, 5197348, 6496685, 10394696, 12993370, 25986740, 51973480]

約数ペア:

[(1, 51973480), (2, 25986740), (4, 12993370), (5, 10394696), (8, 6496685), (10, 5197348), (13, 3997960), (20, 2598674), (26, 1998980), (40, 1299337), (52, 999490), (65, 799592), (104, 499745), (127, 409240), (130, 399796), (254, 204620), (260, 199898), (508, 102310), (520, 99949), (635, 81848), (787, 66040), (1016, 51155), (1270, 40924), (1574, 33020), (1651, 31480), (2540, 20462), (3148, 16510), (3302, 15740), (3935, 13208), (5080, 10231), (6296, 8255), (6604, 7870)]