81358860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{941}}^1$

素因数の和:1095

約数の個数: 96

約数和(自身を含む): 250677504

約数和(自身を除く): 169318644

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 131, 132, 165, 220, 262, 330, 393, 524, 655, 660, 786, 941, 1310, 1441, 1572, 1882, 1965, 2620, 2823, 2882, 3764, 3930, 4323, 4705, 5646, 5764, 7205, 7860, 8646, 9410, 10351, 11292, 14115, 14410, 17292, 18820, 20702, 21615, 28230, 28820, 31053, 41404, 43230, 51755, 56460, 62106, 86460, 103510, 123271, 124212, 155265, 207020, 246542, 310530, 369813, 493084, 616355, 621060, 739626, 1232710, 1355981, 1479252, 1849065, 2465420, 2711962, 3698130, 4067943, 5423924, 6779905, 7396260, 8135886, 13559810, 16271772, 20339715, 27119620, 40679430, 81358860]

約数ペア:

[(1, 81358860), (2, 40679430), (3, 27119620), (4, 20339715), (5, 16271772), (6, 13559810), (10, 8135886), (11, 7396260), (12, 6779905), (15, 5423924), (20, 4067943), (22, 3698130), (30, 2711962), (33, 2465420), (44, 1849065), (55, 1479252), (60, 1355981), (66, 1232710), (110, 739626), (131, 621060), (132, 616355), (165, 493084), (220, 369813), (262, 310530), (330, 246542), (393, 207020), (524, 155265), (655, 124212), (660, 123271), (786, 103510), (941, 86460), (1310, 62106), (1441, 56460), (1572, 51755), (1882, 43230), (1965, 41404), (2620, 31053), (2823, 28820), (2882, 28230), (3764, 21615), (3930, 20702), (4323, 18820), (4705, 17292), (5646, 14410), (5764, 14115), (7205, 11292), (7860, 10351), (8646, 9410)]