88778120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{54133}}^1$

素因数の和:54185

約数の個数: 32

約数和(自身を含む): 204626520

約数和(自身を除く): 115848400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 54133, 108266, 216532, 270665, 433064, 541330, 1082660, 2165320, 2219453, 4438906, 8877812, 11097265, 17755624, 22194530, 44389060, 88778120]

約数ペア:

[(1, 88778120), (2, 44389060), (4, 22194530), (5, 17755624), (8, 11097265), (10, 8877812), (20, 4438906), (40, 2219453), (41, 2165320), (82, 1082660), (164, 541330), (205, 433064), (328, 270665), (410, 216532), (820, 108266), (1640, 54133)]