28457700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3271}}^1$

素因数の和:3317

約数の個数: 72

約数和(自身を含む): 85202880

約数和(自身を除く): 56745180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 75, 87, 100, 116, 145, 150, 174, 290, 300, 348, 435, 580, 725, 870, 1450, 1740, 2175, 2900, 3271, 4350, 6542, 8700, 9813, 13084, 16355, 19626, 32710, 39252, 49065, 65420, 81775, 94859, 98130, 163550, 189718, 196260, 245325, 284577, 327100, 379436, 474295, 490650, 569154, 948590, 981300, 1138308, 1422885, 1897180, 2371475, 2845770, 4742950, 5691540, 7114425, 9485900, 14228850, 28457700]

約数ペア:

[(1, 28457700), (2, 14228850), (3, 9485900), (4, 7114425), (5, 5691540), (6, 4742950), (10, 2845770), (12, 2371475), (15, 1897180), (20, 1422885), (25, 1138308), (29, 981300), (30, 948590), (50, 569154), (58, 490650), (60, 474295), (75, 379436), (87, 327100), (100, 284577), (116, 245325), (145, 196260), (150, 189718), (174, 163550), (290, 98130), (300, 94859), (348, 81775), (435, 65420), (580, 49065), (725, 39252), (870, 32710), (1450, 19626), (1740, 16355), (2175, 13084), (2900, 9813), (3271, 8700), (4350, 6542)]