25765630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 53887680

約数和(自身を除く): 28122050

約数列:

[1, 2, 5, 10, 11, 22, 29, 41, 55, 58, 82, 110, 145, 197, 205, 290, 319, 394, 410, 451, 638, 902, 985, 1189, 1595, 1970, 2167, 2255, 2378, 3190, 4334, 4510, 5713, 5945, 8077, 10835, 11426, 11890, 13079, 16154, 21670, 26158, 28565, 40385, 57130, 62843, 65395, 80770, 88847, 125686, 130790, 177694, 234233, 314215, 444235, 468466, 628430, 888470, 1171165, 2342330, 2576563, 5153126, 12882815, 25765630]

約数ペア:

[(1, 25765630), (2, 12882815), (5, 5153126), (10, 2576563), (11, 2342330), (22, 1171165), (29, 888470), (41, 628430), (55, 468466), (58, 444235), (82, 314215), (110, 234233), (145, 177694), (197, 130790), (205, 125686), (290, 88847), (319, 80770), (394, 65395), (410, 62843), (451, 57130), (638, 40385), (902, 28565), (985, 26158), (1189, 21670), (1595, 16154), (1970, 13079), (2167, 11890), (2255, 11426), (2378, 10835), (3190, 8077), (4334, 5945), (4510, 5713)]