304879100

素因数分解:

$2^2\times 5^2\times {\mathrm{257}}^1\times {\mathrm{11863}}^1$

素因数の和:12134

約数の個数: 36

約数和(自身を含む): 664217904

約数和(自身を除く): 359338804

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 257, 514, 1028, 1285, 2570, 5140, 6425, 11863, 12850, 23726, 25700, 47452, 59315, 118630, 237260, 296575, 593150, 1186300, 3048791, 6097582, 12195164, 15243955, 30487910, 60975820, 76219775, 152439550, 304879100]

約数ペア:

[(1, 304879100), (2, 152439550), (4, 76219775), (5, 60975820), (10, 30487910), (20, 15243955), (25, 12195164), (50, 6097582), (100, 3048791), (257, 1186300), (514, 593150), (1028, 296575), (1285, 237260), (2570, 118630), (5140, 59315), (6425, 47452), (11863, 25700), (12850, 23726)]