78891790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{607}}^1$

素因数の和:972

約数の個数: 32

約数和(自身を含む): 146168064

約数和(自身を除く): 67276274

約数列:

[1, 2, 5, 10, 41, 82, 205, 317, 410, 607, 634, 1214, 1585, 3035, 3170, 6070, 12997, 24887, 25994, 49774, 64985, 124435, 129970, 192419, 248870, 384838, 962095, 1924190, 7889179, 15778358, 39445895, 78891790]

約数ペア:

[(1, 78891790), (2, 39445895), (5, 15778358), (10, 7889179), (41, 1924190), (82, 962095), (205, 384838), (317, 248870), (410, 192419), (607, 129970), (634, 124435), (1214, 64985), (1585, 49774), (3035, 25994), (3170, 24887), (6070, 12997)]