128078830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{31469}}^1$

素因数の和:31524

約数の個数: 32

約数和(自身を含む): 258305760

約数和(自身を除く): 130226930

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 31469, 62938, 157345, 314690, 346159, 692318, 1164353, 1730795, 2328706, 3461590, 5821765, 11643530, 12807883, 25615766, 64039415, 128078830]

約数ペア:

[(1, 128078830), (2, 64039415), (5, 25615766), (10, 12807883), (11, 11643530), (22, 5821765), (37, 3461590), (55, 2328706), (74, 1730795), (110, 1164353), (185, 692318), (370, 346159), (407, 314690), (814, 157345), (2035, 62938), (4070, 31469)]