25138049140

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{431}}^1\times {\mathrm{9377}}^1$

素因数の和:10128

約数の個数: 48

約数和(自身を含む): 53088182784

約数和(自身を除く): 27950133644

約数列:

[1, 2, 4, 5, 10, 20, 311, 431, 622, 862, 1244, 1555, 1724, 2155, 3110, 4310, 6220, 8620, 9377, 18754, 37508, 46885, 93770, 134041, 187540, 268082, 536164, 670205, 1340410, 2680820, 2916247, 4041487, 5832494, 8082974, 11664988, 14581235, 16165948, 20207435, 29162470, 40414870, 58324940, 80829740, 1256902457, 2513804914, 5027609828, 6284512285, 12569024570, 25138049140]

約数ペア:

[(1, 25138049140), (2, 12569024570), (4, 6284512285), (5, 5027609828), (10, 2513804914), (20, 1256902457), (311, 80829740), (431, 58324940), (622, 40414870), (862, 29162470), (1244, 20207435), (1555, 16165948), (1724, 14581235), (2155, 11664988), (3110, 8082974), (4310, 5832494), (6220, 4041487), (8620, 2916247), (9377, 2680820), (18754, 1340410), (37508, 670205), (46885, 536164), (93770, 268082), (134041, 187540)]