79002620

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 169282848

約数和(自身を除く): 90280228

約数列:

[1, 2, 4, 5, 10, 20, 97, 193, 194, 211, 386, 388, 422, 485, 772, 844, 965, 970, 1055, 1930, 1940, 2110, 3860, 4220, 18721, 20467, 37442, 40723, 40934, 74884, 81446, 81868, 93605, 102335, 162892, 187210, 203615, 204670, 374420, 407230, 409340, 814460, 3950131, 7900262, 15800524, 19750655, 39501310, 79002620]

約数ペア:

[(1, 79002620), (2, 39501310), (4, 19750655), (5, 15800524), (10, 7900262), (20, 3950131), (97, 814460), (193, 409340), (194, 407230), (211, 374420), (386, 204670), (388, 203615), (422, 187210), (485, 162892), (772, 102335), (844, 93605), (965, 81868), (970, 81446), (1055, 74884), (1930, 40934), (1940, 40723), (2110, 37442), (3860, 20467), (4220, 18721)]