81248060

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{99083}}^1$

素因数の和:99133

約数の個数: 24

約数和(自身を含む): 174784176

約数和(自身を除く): 93536116

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 99083, 198166, 396332, 495415, 990830, 1981660, 4062403, 8124806, 16249612, 20312015, 40624030, 81248060]

約数ペア:

[(1, 81248060), (2, 40624030), (4, 20312015), (5, 16249612), (10, 8124806), (20, 4062403), (41, 1981660), (82, 990830), (164, 495415), (205, 396332), (410, 198166), (820, 99083)]