25210640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3463}}^1$

素因数の和:3496

約数の個数: 80

約数和(自身を含む): 72162048

約数和(自身を除く): 46951408

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3463, 3640, 6926, 7280, 13852, 17315, 24241, 27704, 34630, 45019, 48482, 55408, 69260, 90038, 96964, 121205, 138520, 180076, 193928, 225095, 242410, 277040, 315133, 360152, 387856, 450190, 484820, 630266, 720304, 900380, 969640, 1260532, 1575665, 1800760, 1939280, 2521064, 3151330, 3601520, 5042128, 6302660, 12605320, 25210640]

約数ペア:

[(1, 25210640), (2, 12605320), (4, 6302660), (5, 5042128), (7, 3601520), (8, 3151330), (10, 2521064), (13, 1939280), (14, 1800760), (16, 1575665), (20, 1260532), (26, 969640), (28, 900380), (35, 720304), (40, 630266), (52, 484820), (56, 450190), (65, 387856), (70, 360152), (80, 315133), (91, 277040), (104, 242410), (112, 225095), (130, 193928), (140, 180076), (182, 138520), (208, 121205), (260, 96964), (280, 90038), (364, 69260), (455, 55408), (520, 48482), (560, 45019), (728, 34630), (910, 27704), (1040, 24241), (1456, 17315), (1820, 13852), (3463, 7280), (3640, 6926)]