71665552

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20641}}^1$

素因数の和:20687

約数の個数: 40

約数和(自身を含む): 163814912

約数和(自身を除く): 92149360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 20641, 41282, 82564, 144487, 165128, 288974, 330256, 577948, 639871, 1155896, 1279742, 2311792, 2559484, 4479097, 5118968, 8958194, 10237936, 17916388, 35832776, 71665552]

約数ペア:

[(1, 71665552), (2, 35832776), (4, 17916388), (7, 10237936), (8, 8958194), (14, 5118968), (16, 4479097), (28, 2559484), (31, 2311792), (56, 1279742), (62, 1155896), (112, 639871), (124, 577948), (217, 330256), (248, 288974), (434, 165128), (496, 144487), (868, 82564), (1736, 41282), (3472, 20641)]