4962500

素因数分解:

$2^2\times 5^5\times {\mathrm{397}}^1$

素因数の和:426

約数の個数: 36

約数和(自身を含む): 10882116

約数和(自身を除く): 5919616

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 397, 500, 625, 794, 1250, 1588, 1985, 2500, 3125, 3970, 6250, 7940, 9925, 12500, 19850, 39700, 49625, 99250, 198500, 248125, 496250, 992500, 1240625, 2481250, 4962500]

約数ペア:

[(1, 4962500), (2, 2481250), (4, 1240625), (5, 992500), (10, 496250), (20, 248125), (25, 198500), (50, 99250), (100, 49625), (125, 39700), (250, 19850), (397, 12500), (500, 9925), (625, 7940), (794, 6250), (1250, 3970), (1588, 3125), (1985, 2500)]