26121400

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 61257240

約数和(自身を除く): 35135840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 200, 262, 524, 655, 997, 1048, 1310, 1994, 2620, 3275, 3988, 4985, 5240, 6550, 7976, 9970, 13100, 19940, 24925, 26200, 39880, 49850, 99700, 130607, 199400, 261214, 522428, 653035, 1044856, 1306070, 2612140, 3265175, 5224280, 6530350, 13060700, 26121400]

約数ペア:

[(1, 26121400), (2, 13060700), (4, 6530350), (5, 5224280), (8, 3265175), (10, 2612140), (20, 1306070), (25, 1044856), (40, 653035), (50, 522428), (100, 261214), (131, 199400), (200, 130607), (262, 99700), (524, 49850), (655, 39880), (997, 26200), (1048, 24925), (1310, 19940), (1994, 13100), (2620, 9970), (3275, 7976), (3988, 6550), (4985, 5240)]