80400402

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 178320480

約数和(自身を除く): 97920078

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 163, 201, 326, 402, 409, 489, 603, 818, 978, 1206, 1227, 1467, 2454, 2934, 3681, 7362, 10921, 21842, 27403, 32763, 54806, 65526, 66667, 82209, 98289, 133334, 164418, 196578, 200001, 246627, 400002, 493254, 600003, 1200006, 4466689, 8933378, 13400067, 26800134, 40200201, 80400402]

約数ペア:

[(1, 80400402), (2, 40200201), (3, 26800134), (6, 13400067), (9, 8933378), (18, 4466689), (67, 1200006), (134, 600003), (163, 493254), (201, 400002), (326, 246627), (402, 200001), (409, 196578), (489, 164418), (603, 133334), (818, 98289), (978, 82209), (1206, 66667), (1227, 65526), (1467, 54806), (2454, 32763), (2934, 27403), (3681, 21842), (7362, 10921)]