250606250

素因数分解:

$2^1\times 5^5\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 475703928

約数和(自身を除く): 225097678

約数列:

[1, 2, 5, 10, 25, 50, 101, 125, 202, 250, 397, 505, 625, 794, 1010, 1250, 1985, 2525, 3125, 3970, 5050, 6250, 9925, 12625, 19850, 25250, 40097, 49625, 63125, 80194, 99250, 126250, 200485, 248125, 315625, 400970, 496250, 631250, 1002425, 1240625, 2004850, 2481250, 5012125, 10024250, 25060625, 50121250, 125303125, 250606250]

約数ペア:

[(1, 250606250), (2, 125303125), (5, 50121250), (10, 25060625), (25, 10024250), (50, 5012125), (101, 2481250), (125, 2004850), (202, 1240625), (250, 1002425), (397, 631250), (505, 496250), (625, 400970), (794, 315625), (1010, 248125), (1250, 200485), (1985, 126250), (2525, 99250), (3125, 80194), (3970, 63125), (5050, 49625), (6250, 40097), (9925, 25250), (12625, 19850)]