25786730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 48273408

約数和(自身を除く): 22486678

約数列:

[1, 2, 5, 10, 31, 62, 155, 193, 310, 386, 431, 862, 965, 1930, 2155, 4310, 5983, 11966, 13361, 26722, 29915, 59830, 66805, 83183, 133610, 166366, 415915, 831830, 2578673, 5157346, 12893365, 25786730]

約数ペア:

[(1, 25786730), (2, 12893365), (5, 5157346), (10, 2578673), (31, 831830), (62, 415915), (155, 166366), (193, 133610), (310, 83183), (386, 66805), (431, 59830), (862, 29915), (965, 26722), (1930, 13361), (2155, 11966), (4310, 5983)]