2118979550

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{359}}^1\times {\mathrm{1217}}^1$

素因数の和:1685

約数の個数: 48

約数和(自身を含む): 3996306720

約数和(自身を除く): 1877327170

約数列:

[1, 2, 5, 10, 25, 50, 97, 194, 359, 485, 718, 970, 1217, 1795, 2425, 2434, 3590, 4850, 6085, 8975, 12170, 17950, 30425, 34823, 60850, 69646, 118049, 174115, 236098, 348230, 436903, 590245, 870575, 873806, 1180490, 1741150, 2184515, 2951225, 4369030, 5902450, 10922575, 21845150, 42379591, 84759182, 211897955, 423795910, 1059489775, 2118979550]

約数ペア:

[(1, 2118979550), (2, 1059489775), (5, 423795910), (10, 211897955), (25, 84759182), (50, 42379591), (97, 21845150), (194, 10922575), (359, 5902450), (485, 4369030), (718, 2951225), (970, 2184515), (1217, 1741150), (1795, 1180490), (2425, 873806), (2434, 870575), (3590, 590245), (4850, 436903), (6085, 348230), (8975, 236098), (12170, 174115), (17950, 118049), (30425, 69646), (34823, 60850)]