126875920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83471}}^1$

素因数の和:83503

約数の個数: 40

約数和(自身を含む): 310515840

約数和(自身を除く): 183639920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 83471, 166942, 333884, 417355, 667768, 834710, 1335536, 1585949, 1669420, 3171898, 3338840, 6343796, 6677680, 7929745, 12687592, 15859490, 25375184, 31718980, 63437960, 126875920]

約数ペア:

[(1, 126875920), (2, 63437960), (4, 31718980), (5, 25375184), (8, 15859490), (10, 12687592), (16, 7929745), (19, 6677680), (20, 6343796), (38, 3338840), (40, 3171898), (76, 1669420), (80, 1585949), (95, 1335536), (152, 834710), (190, 667768), (304, 417355), (380, 333884), (760, 166942), (1520, 83471)]