28175200

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{859}}^1$

素因数の和:920

約数の個数: 72

約数和(自身を含む): 70542360

約数和(自身を除く): 42367160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 160, 164, 200, 205, 328, 400, 410, 656, 800, 820, 859, 1025, 1312, 1640, 1718, 2050, 3280, 3436, 4100, 4295, 6560, 6872, 8200, 8590, 13744, 16400, 17180, 21475, 27488, 32800, 34360, 35219, 42950, 68720, 70438, 85900, 137440, 140876, 171800, 176095, 281752, 343600, 352190, 563504, 687200, 704380, 880475, 1127008, 1408760, 1760950, 2817520, 3521900, 5635040, 7043800, 14087600, 28175200]

約数ペア:

[(1, 28175200), (2, 14087600), (4, 7043800), (5, 5635040), (8, 3521900), (10, 2817520), (16, 1760950), (20, 1408760), (25, 1127008), (32, 880475), (40, 704380), (41, 687200), (50, 563504), (80, 352190), (82, 343600), (100, 281752), (160, 176095), (164, 171800), (200, 140876), (205, 137440), (328, 85900), (400, 70438), (410, 68720), (656, 42950), (800, 35219), (820, 34360), (859, 32800), (1025, 27488), (1312, 21475), (1640, 17180), (1718, 16400), (2050, 13744), (3280, 8590), (3436, 8200), (4100, 6872), (4295, 6560)]