28487600

素因数分解:

$2^4\times 5^2\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:558

約数の個数: 60

約数和(自身を含む): 68961360

約数和(自身を除く): 40473760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 229, 311, 400, 458, 622, 916, 1145, 1244, 1555, 1832, 2290, 2488, 3110, 3664, 4580, 4976, 5725, 6220, 7775, 9160, 11450, 12440, 15550, 18320, 22900, 24880, 31100, 45800, 62200, 71219, 91600, 124400, 142438, 284876, 356095, 569752, 712190, 1139504, 1424380, 1780475, 2848760, 3560950, 5697520, 7121900, 14243800, 28487600]

約数ペア:

[(1, 28487600), (2, 14243800), (4, 7121900), (5, 5697520), (8, 3560950), (10, 2848760), (16, 1780475), (20, 1424380), (25, 1139504), (40, 712190), (50, 569752), (80, 356095), (100, 284876), (200, 142438), (229, 124400), (311, 91600), (400, 71219), (458, 62200), (622, 45800), (916, 31100), (1145, 24880), (1244, 22900), (1555, 18320), (1832, 15550), (2290, 12440), (2488, 11450), (3110, 9160), (3664, 7775), (4580, 6220), (4976, 5725)]