81365930

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{743}}^1$

素因数の和:1030

約数の個数: 32

約数和(自身を含む): 150418944

約数和(自身を除く): 69053014

約数列:

[1, 2, 5, 10, 47, 94, 233, 235, 466, 470, 743, 1165, 1486, 2330, 3715, 7430, 10951, 21902, 34921, 54755, 69842, 109510, 173119, 174605, 346238, 349210, 865595, 1731190, 8136593, 16273186, 40682965, 81365930]

約数ペア:

[(1, 81365930), (2, 40682965), (5, 16273186), (10, 8136593), (47, 1731190), (94, 865595), (233, 349210), (235, 346238), (466, 174605), (470, 173119), (743, 109510), (1165, 69842), (1486, 54755), (2330, 34921), (3715, 21902), (7430, 10951)]