68976752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19507}}^1$

素因数の和:19545

約数の個数: 40

約数和(自身を含む): 152396496

約数和(自身を除く): 83419744

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 19507, 39014, 78028, 156056, 253591, 312112, 331619, 507182, 663238, 1014364, 1326476, 2028728, 2652952, 4057456, 4311047, 5305904, 8622094, 17244188, 34488376, 68976752]

約数ペア:

[(1, 68976752), (2, 34488376), (4, 17244188), (8, 8622094), (13, 5305904), (16, 4311047), (17, 4057456), (26, 2652952), (34, 2028728), (52, 1326476), (68, 1014364), (104, 663238), (136, 507182), (208, 331619), (221, 312112), (272, 253591), (442, 156056), (884, 78028), (1768, 39014), (3536, 19507)]