25678268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{317}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 56415744

約数和(自身を除く): 30737476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 263, 308, 317, 526, 634, 1052, 1268, 1841, 2219, 2893, 3487, 3682, 4438, 5786, 6974, 7364, 8876, 11572, 13948, 20251, 24409, 40502, 48818, 81004, 83371, 97636, 166742, 333484, 583597, 917081, 1167194, 1834162, 2334388, 3668324, 6419567, 12839134, 25678268]

約数ペア:

[(1, 25678268), (2, 12839134), (4, 6419567), (7, 3668324), (11, 2334388), (14, 1834162), (22, 1167194), (28, 917081), (44, 583597), (77, 333484), (154, 166742), (263, 97636), (308, 83371), (317, 81004), (526, 48818), (634, 40502), (1052, 24409), (1268, 20251), (1841, 13948), (2219, 11572), (2893, 8876), (3487, 7364), (3682, 6974), (4438, 5786)]