66964864

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{9871}}^1$

素因数の和:9938

約数の個数: 32

約数和(自身を含む): 135937440

約数和(自身を除く): 68972576

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 424, 848, 1696, 3392, 6784, 9871, 19742, 39484, 78968, 157936, 315872, 523163, 631744, 1046326, 1263488, 2092652, 4185304, 8370608, 16741216, 33482432, 66964864]

約数ペア:

[(1, 66964864), (2, 33482432), (4, 16741216), (8, 8370608), (16, 4185304), (32, 2092652), (53, 1263488), (64, 1046326), (106, 631744), (128, 523163), (212, 315872), (424, 157936), (848, 78968), (1696, 39484), (3392, 19742), (6784, 9871)]