7062500

素因数分解:

$2^2\times 5^6\times {\mathrm{113}}^1$

素因数の和:147

約数の個数: 42

約数和(自身を含む): 15585738

約数和(自身を除く): 8523238

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 125, 226, 250, 452, 500, 565, 625, 1130, 1250, 2260, 2500, 2825, 3125, 5650, 6250, 11300, 12500, 14125, 15625, 28250, 31250, 56500, 62500, 70625, 141250, 282500, 353125, 706250, 1412500, 1765625, 3531250, 7062500]

約数ペア:

[(1, 7062500), (2, 3531250), (4, 1765625), (5, 1412500), (10, 706250), (20, 353125), (25, 282500), (50, 141250), (100, 70625), (113, 62500), (125, 56500), (226, 31250), (250, 28250), (452, 15625), (500, 14125), (565, 12500), (625, 11300), (1130, 6250), (1250, 5650), (2260, 3125), (2500, 2825)]