145373960

素因数分解:

$2^3\times 5^1\times {\mathrm{907}}^1\times {\mathrm{4007}}^1$

素因数の和:4925

約数の個数: 32

約数和(自身を含む): 327533760

約数和(自身を除く): 182159800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 907, 1814, 3628, 4007, 4535, 7256, 8014, 9070, 16028, 18140, 20035, 32056, 36280, 40070, 80140, 160280, 3634349, 7268698, 14537396, 18171745, 29074792, 36343490, 72686980, 145373960]

約数ペア:

[(1, 145373960), (2, 72686980), (4, 36343490), (5, 29074792), (8, 18171745), (10, 14537396), (20, 7268698), (40, 3634349), (907, 160280), (1814, 80140), (3628, 40070), (4007, 36280), (4535, 32056), (7256, 20035), (8014, 18140), (9070, 16028)]