68718568

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{691}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 133528320

約数和(自身を除く): 64809752

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 401, 691, 802, 1382, 1604, 2764, 3208, 5528, 12431, 21421, 24862, 42842, 49724, 85684, 99448, 171368, 277091, 554182, 1108364, 2216728, 8589821, 17179642, 34359284, 68718568]

約数ペア:

[(1, 68718568), (2, 34359284), (4, 17179642), (8, 8589821), (31, 2216728), (62, 1108364), (124, 554182), (248, 277091), (401, 171368), (691, 99448), (802, 85684), (1382, 49724), (1604, 42842), (2764, 24862), (3208, 21421), (5528, 12431)]