256485450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1277}}^1$

素因数の和:1408

約数の個数: 96

約数和(自身を含む): 692205696

約数和(自身を除く): 435720246

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 103, 130, 150, 195, 206, 309, 325, 390, 515, 618, 650, 975, 1030, 1277, 1339, 1545, 1950, 2554, 2575, 2678, 3090, 3831, 4017, 5150, 6385, 6695, 7662, 7725, 8034, 12770, 13390, 15450, 16601, 19155, 20085, 31925, 33202, 33475, 38310, 40170, 49803, 63850, 66950, 83005, 95775, 99606, 100425, 131531, 166010, 191550, 200850, 249015, 263062, 394593, 415025, 498030, 657655, 789186, 830050, 1245075, 1315310, 1709903, 1972965, 2490150, 3288275, 3419806, 3945930, 5129709, 6576550, 8549515, 9864825, 10259418, 17099030, 19729650, 25648545, 42747575, 51297090, 85495150, 128242725, 256485450]

約数ペア:

[(1, 256485450), (2, 128242725), (3, 85495150), (5, 51297090), (6, 42747575), (10, 25648545), (13, 19729650), (15, 17099030), (25, 10259418), (26, 9864825), (30, 8549515), (39, 6576550), (50, 5129709), (65, 3945930), (75, 3419806), (78, 3288275), (103, 2490150), (130, 1972965), (150, 1709903), (195, 1315310), (206, 1245075), (309, 830050), (325, 789186), (390, 657655), (515, 498030), (618, 415025), (650, 394593), (975, 263062), (1030, 249015), (1277, 200850), (1339, 191550), (1545, 166010), (1950, 131531), (2554, 100425), (2575, 99606), (2678, 95775), (3090, 83005), (3831, 66950), (4017, 63850), (5150, 49803), (6385, 40170), (6695, 38310), (7662, 33475), (7725, 33202), (8034, 31925), (12770, 20085), (13390, 19155), (15450, 16601)]