66517816

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4397}}^1$

素因数の和:4495

約数の個数: 32

約数和(自身を含む): 130884480

約数和(自身を除く): 64366664

約数列:

[1, 2, 4, 8, 31, 61, 62, 122, 124, 244, 248, 488, 1891, 3782, 4397, 7564, 8794, 15128, 17588, 35176, 136307, 268217, 272614, 536434, 545228, 1072868, 1090456, 2145736, 8314727, 16629454, 33258908, 66517816]

約数ペア:

[(1, 66517816), (2, 33258908), (4, 16629454), (8, 8314727), (31, 2145736), (61, 1090456), (62, 1072868), (122, 545228), (124, 536434), (244, 272614), (248, 268217), (488, 136307), (1891, 35176), (3782, 17588), (4397, 15128), (7564, 8794)]