77281250

素因数分解:

$2^1\times 5^6\times {\mathrm{2473}}^1$

素因数の和:2505

約数の個数: 28

約数和(自身を含む): 144959082

約数和(自身を除く): 67677832

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 2473, 3125, 4946, 6250, 12365, 15625, 24730, 31250, 61825, 123650, 309125, 618250, 1545625, 3091250, 7728125, 15456250, 38640625, 77281250]

約数ペア:

[(1, 77281250), (2, 38640625), (5, 15456250), (10, 7728125), (25, 3091250), (50, 1545625), (125, 618250), (250, 309125), (625, 123650), (1250, 61825), (2473, 31250), (3125, 24730), (4946, 15625), (6250, 12365)]