319871504

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{1723}}^1$

素因数の和:2055

約数の個数: 40

約数和(自身を含む): 637480032

約数和(自身を除く): 317608528

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 283, 328, 566, 656, 1132, 1723, 2264, 3446, 4528, 6892, 11603, 13784, 23206, 27568, 46412, 70643, 92824, 141286, 185648, 282572, 487609, 565144, 975218, 1130288, 1950436, 3900872, 7801744, 19991969, 39983938, 79967876, 159935752, 319871504]

約数ペア:

[(1, 319871504), (2, 159935752), (4, 79967876), (8, 39983938), (16, 19991969), (41, 7801744), (82, 3900872), (164, 1950436), (283, 1130288), (328, 975218), (566, 565144), (656, 487609), (1132, 282572), (1723, 185648), (2264, 141286), (3446, 92824), (4528, 70643), (6892, 46412), (11603, 27568), (13784, 23206)]