28697750

素因数分解:

$2^1\times 5^3\times {\mathrm{191}}^1\times {\mathrm{601}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 54093312

約数和(自身を除く): 25395562

約数列:

[1, 2, 5, 10, 25, 50, 125, 191, 250, 382, 601, 955, 1202, 1910, 3005, 4775, 6010, 9550, 15025, 23875, 30050, 47750, 75125, 114791, 150250, 229582, 573955, 1147910, 2869775, 5739550, 14348875, 28697750]

約数ペア:

[(1, 28697750), (2, 14348875), (5, 5739550), (10, 2869775), (25, 1147910), (50, 573955), (125, 229582), (191, 150250), (250, 114791), (382, 75125), (601, 47750), (955, 30050), (1202, 23875), (1910, 15025), (3005, 9550), (4775, 6010)]