3126400

素因数分解:

$2^7\times 5^2\times {\mathrm{977}}^1$

素因数の和:1001

約数の個数: 48

約数和(自身を含む): 7731090

約数和(自身を除く): 4604690

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 977, 1600, 1954, 3200, 3908, 4885, 7816, 9770, 15632, 19540, 24425, 31264, 39080, 48850, 62528, 78160, 97700, 125056, 156320, 195400, 312640, 390800, 625280, 781600, 1563200, 3126400]

約数ペア:

[(1, 3126400), (2, 1563200), (4, 781600), (5, 625280), (8, 390800), (10, 312640), (16, 195400), (20, 156320), (25, 125056), (32, 97700), (40, 78160), (50, 62528), (64, 48850), (80, 39080), (100, 31264), (128, 24425), (160, 19540), (200, 15632), (320, 9770), (400, 7816), (640, 4885), (800, 3908), (977, 3200), (1600, 1954)]