222775475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 320812800

約数和(自身を除く): 98037325

約数列:

[1, 5, 13, 19, 25, 43, 65, 95, 215, 247, 325, 475, 559, 817, 839, 1075, 1235, 2795, 4085, 4195, 6175, 10621, 10907, 13975, 15941, 20425, 20975, 36077, 53105, 54535, 79705, 180385, 207233, 265525, 272675, 398525, 469001, 685463, 901925, 1036165, 2345005, 3427315, 5180825, 8911019, 11725025, 17136575, 44555095, 222775475]

約数ペア:

[(1, 222775475), (5, 44555095), (13, 17136575), (19, 11725025), (25, 8911019), (43, 5180825), (65, 3427315), (95, 2345005), (215, 1036165), (247, 901925), (325, 685463), (475, 469001), (559, 398525), (817, 272675), (839, 265525), (1075, 207233), (1235, 180385), (2795, 79705), (4085, 54535), (4195, 53105), (6175, 36077), (10621, 20975), (10907, 20425), (13975, 15941)]