82564825

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 124206336

約数和(自身を除く): 41641511

約数列:

[1, 5, 7, 23, 25, 35, 73, 115, 161, 175, 281, 365, 511, 575, 805, 1405, 1679, 1825, 1967, 2555, 4025, 6463, 7025, 8395, 9835, 11753, 12775, 20513, 32315, 41975, 45241, 49175, 58765, 102565, 143591, 161575, 226205, 293825, 471799, 512825, 717955, 1131025, 2358995, 3302593, 3589775, 11794975, 16512965, 82564825]

約数ペア:

[(1, 82564825), (5, 16512965), (7, 11794975), (23, 3589775), (25, 3302593), (35, 2358995), (73, 1131025), (115, 717955), (161, 512825), (175, 471799), (281, 293825), (365, 226205), (511, 161575), (575, 143591), (805, 102565), (1405, 58765), (1679, 49175), (1825, 45241), (1967, 41975), (2555, 32315), (4025, 20513), (6463, 12775), (7025, 11753), (8395, 9835)]