222890900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1607}}^1$

素因数の和:1713

約数の個数: 72

約数和(自身を含む): 516425280

約数和(自身を除く): 293534380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 73, 76, 95, 100, 146, 190, 292, 365, 380, 475, 730, 950, 1387, 1460, 1607, 1825, 1900, 2774, 3214, 3650, 5548, 6428, 6935, 7300, 8035, 13870, 16070, 27740, 30533, 32140, 34675, 40175, 61066, 69350, 80350, 117311, 122132, 138700, 152665, 160700, 234622, 305330, 469244, 586555, 610660, 763325, 1173110, 1526650, 2228909, 2346220, 2932775, 3053300, 4457818, 5865550, 8915636, 11144545, 11731100, 22289090, 44578180, 55722725, 111445450, 222890900]

約数ペア:

[(1, 222890900), (2, 111445450), (4, 55722725), (5, 44578180), (10, 22289090), (19, 11731100), (20, 11144545), (25, 8915636), (38, 5865550), (50, 4457818), (73, 3053300), (76, 2932775), (95, 2346220), (100, 2228909), (146, 1526650), (190, 1173110), (292, 763325), (365, 610660), (380, 586555), (475, 469244), (730, 305330), (950, 234622), (1387, 160700), (1460, 152665), (1607, 138700), (1825, 122132), (1900, 117311), (2774, 80350), (3214, 69350), (3650, 61066), (5548, 40175), (6428, 34675), (6935, 32140), (7300, 30533), (8035, 27740), (13870, 16070)]