26205399400

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{1297297}}^1$

素因数の和:1297414

約数の個数: 48

約数和(自身を含む): 61530844140

約数和(自身を除く): 35325444740

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 808, 1010, 2020, 2525, 4040, 5050, 10100, 20200, 1297297, 2594594, 5189188, 6486485, 10378376, 12972970, 25945940, 32432425, 51891880, 64864850, 129729700, 131026997, 259459400, 262053994, 524107988, 655134985, 1048215976, 1310269970, 2620539940, 3275674925, 5241079880, 6551349850, 13102699700, 26205399400]

約数ペア:

[(1, 26205399400), (2, 13102699700), (4, 6551349850), (5, 5241079880), (8, 3275674925), (10, 2620539940), (20, 1310269970), (25, 1048215976), (40, 655134985), (50, 524107988), (100, 262053994), (101, 259459400), (200, 131026997), (202, 129729700), (404, 64864850), (505, 51891880), (808, 32432425), (1010, 25945940), (2020, 12972970), (2525, 10378376), (4040, 6486485), (5050, 5189188), (10100, 2594594), (20200, 1297297)]