281133500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 654937920

約数和(自身を除く): 373804420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 101, 125, 190, 202, 250, 293, 380, 404, 475, 500, 505, 586, 950, 1010, 1172, 1465, 1900, 1919, 2020, 2375, 2525, 2930, 3838, 4750, 5050, 5567, 5860, 7325, 7676, 9500, 9595, 10100, 11134, 12625, 14650, 19190, 22268, 25250, 27835, 29300, 29593, 36625, 38380, 47975, 50500, 55670, 59186, 73250, 95950, 111340, 118372, 139175, 146500, 147965, 191900, 239875, 278350, 295930, 479750, 556700, 562267, 591860, 695875, 739825, 959500, 1124534, 1391750, 1479650, 2249068, 2783500, 2811335, 2959300, 3699125, 5622670, 7398250, 11245340, 14056675, 14796500, 28113350, 56226700, 70283375, 140566750, 281133500]

約数ペア:

[(1, 281133500), (2, 140566750), (4, 70283375), (5, 56226700), (10, 28113350), (19, 14796500), (20, 14056675), (25, 11245340), (38, 7398250), (50, 5622670), (76, 3699125), (95, 2959300), (100, 2811335), (101, 2783500), (125, 2249068), (190, 1479650), (202, 1391750), (250, 1124534), (293, 959500), (380, 739825), (404, 695875), (475, 591860), (500, 562267), (505, 556700), (586, 479750), (950, 295930), (1010, 278350), (1172, 239875), (1465, 191900), (1900, 147965), (1919, 146500), (2020, 139175), (2375, 118372), (2525, 111340), (2930, 95950), (3838, 73250), (4750, 59186), (5050, 55670), (5567, 50500), (5860, 47975), (7325, 38380), (7676, 36625), (9500, 29593), (9595, 29300), (10100, 27835), (11134, 25250), (12625, 22268), (14650, 19190)]