51275420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8933}}^1$

素因数の和:8990

約数の個数: 48

約数和(自身を含む): 126076608

約数和(自身を除く): 74801188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 8933, 17866, 35732, 44665, 62531, 89330, 125062, 178660, 250124, 312655, 366253, 625310, 732506, 1250620, 1465012, 1831265, 2563771, 3662530, 5127542, 7325060, 10255084, 12818855, 25637710, 51275420]

約数ペア:

[(1, 51275420), (2, 25637710), (4, 12818855), (5, 10255084), (7, 7325060), (10, 5127542), (14, 3662530), (20, 2563771), (28, 1831265), (35, 1465012), (41, 1250620), (70, 732506), (82, 625310), (140, 366253), (164, 312655), (205, 250124), (287, 178660), (410, 125062), (574, 89330), (820, 62531), (1148, 44665), (1435, 35732), (2870, 17866), (5740, 8933)]