80476400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{10589}}^1$

素因数の和:10626

約数の個数: 60

約数和(自身を含む): 203539800

約数和(自身を除く): 123063400

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, 7600, 10589, 21178, 42356, 52945, 84712, 105890, 169424, 201191, 211780, 264725, 402382, 423560, 529450, 804764, 847120, 1005955, 1058900, 1609528, 2011910, 2117800, 3219056, 4023820, 4235600, 5029775, 8047640, 10059550, 16095280, 20119100, 40238200, 80476400]

約数ペア:

[(1, 80476400), (2, 40238200), (4, 20119100), (5, 16095280), (8, 10059550), (10, 8047640), (16, 5029775), (19, 4235600), (20, 4023820), (25, 3219056), (38, 2117800), (40, 2011910), (50, 1609528), (76, 1058900), (80, 1005955), (95, 847120), (100, 804764), (152, 529450), (190, 423560), (200, 402382), (304, 264725), (380, 211780), (400, 201191), (475, 169424), (760, 105890), (950, 84712), (1520, 52945), (1900, 42356), (3800, 21178), (7600, 10589)]