28668350

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:389

約数の個数: 48

約数和(自身を含む): 56433888

約数和(自身を除く): 27765538

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 97, 115, 194, 230, 257, 485, 514, 575, 970, 1150, 1285, 2231, 2425, 2570, 4462, 4850, 5911, 6425, 11155, 11822, 12850, 22310, 24929, 29555, 49858, 55775, 59110, 111550, 124645, 147775, 249290, 295550, 573367, 623225, 1146734, 1246450, 2866835, 5733670, 14334175, 28668350]

約数ペア:

[(1, 28668350), (2, 14334175), (5, 5733670), (10, 2866835), (23, 1246450), (25, 1146734), (46, 623225), (50, 573367), (97, 295550), (115, 249290), (194, 147775), (230, 124645), (257, 111550), (485, 59110), (514, 55775), (575, 49858), (970, 29555), (1150, 24929), (1285, 22310), (2231, 12850), (2425, 11822), (2570, 11155), (4462, 6425), (4850, 5911)]