28997750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{6823}}^1$

素因数の和:6857

約数の個数: 32

約数和(自身を含む): 57485376

約数和(自身を除く): 28487626

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 6823, 13646, 34115, 68230, 115991, 170575, 231982, 341150, 579955, 852875, 1159910, 1705750, 2899775, 5799550, 14498875, 28997750]

約数ペア:

[(1, 28997750), (2, 14498875), (5, 5799550), (10, 2899775), (17, 1705750), (25, 1159910), (34, 852875), (50, 579955), (85, 341150), (125, 231982), (170, 170575), (250, 115991), (425, 68230), (850, 34115), (2125, 13646), (4250, 6823)]