28045300

素因数分解:

$2^2\times 5^2\times {\mathrm{283}}^1\times {\mathrm{991}}^1$

素因数の和:1288

約数の個数: 36

約数和(自身を含む): 61134976

約数和(自身を除く): 33089676

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 283, 566, 991, 1132, 1415, 1982, 2830, 3964, 4955, 5660, 7075, 9910, 14150, 19820, 24775, 28300, 49550, 99100, 280453, 560906, 1121812, 1402265, 2804530, 5609060, 7011325, 14022650, 28045300]

約数ペア:

[(1, 28045300), (2, 14022650), (4, 7011325), (5, 5609060), (10, 2804530), (20, 1402265), (25, 1121812), (50, 560906), (100, 280453), (283, 99100), (566, 49550), (991, 28300), (1132, 24775), (1415, 19820), (1982, 14150), (2830, 9910), (3964, 7075), (4955, 5660)]