3912500

素因数分解:

$2^2\times 5^5\times {\mathrm{313}}^1$

素因数の和:342

約数の個数: 36

約数和(自身を含む): 8585388

約数和(自身を除く): 4672888

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 313, 500, 625, 626, 1250, 1252, 1565, 2500, 3125, 3130, 6250, 6260, 7825, 12500, 15650, 31300, 39125, 78250, 156500, 195625, 391250, 782500, 978125, 1956250, 3912500]

約数ペア:

[(1, 3912500), (2, 1956250), (4, 978125), (5, 782500), (10, 391250), (20, 195625), (25, 156500), (50, 78250), (100, 39125), (125, 31300), (250, 15650), (313, 12500), (500, 7825), (625, 6260), (626, 6250), (1250, 3130), (1252, 3125), (1565, 2500)]