3992500

素因数分解:

$2^2\times 5^4\times {\mathrm{1597}}^1$

素因数の和:1621

約数の個数: 30

約数和(自身を含む): 8736266

約数和(自身を除く): 4743766

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 1597, 2500, 3194, 6388, 7985, 15970, 31940, 39925, 79850, 159700, 199625, 399250, 798500, 998125, 1996250, 3992500]

約数ペア:

[(1, 3992500), (2, 1996250), (4, 998125), (5, 798500), (10, 399250), (20, 199625), (25, 159700), (50, 79850), (100, 39925), (125, 31940), (250, 15970), (500, 7985), (625, 6388), (1250, 3194), (1597, 2500)]