42278800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5563}}^1$

素因数の和:5600

約数の個数: 60

約数和(自身を含む): 106940080

約数和(自身を除く): 64661280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 5563, 7600, 11126, 22252, 27815, 44504, 55630, 89008, 105697, 111260, 139075, 211394, 222520, 278150, 422788, 445040, 528485, 556300, 845576, 1056970, 1112600, 1691152, 2113940, 2225200, 2642425, 4227880, 5284850, 8455760, 10569700, 21139400, 42278800]

約数ペア:

[(1, 42278800), (2, 21139400), (4, 10569700), (5, 8455760), (8, 5284850), (10, 4227880), (16, 2642425), (19, 2225200), (20, 2113940), (25, 1691152), (38, 1112600), (40, 1056970), (50, 845576), (76, 556300), (80, 528485), (95, 445040), (100, 422788), (152, 278150), (190, 222520), (200, 211394), (304, 139075), (380, 111260), (400, 105697), (475, 89008), (760, 55630), (950, 44504), (1520, 27815), (1900, 22252), (3800, 11126), (5563, 7600)]