78534980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{887}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 174545280

約数和(自身を除く): 96010300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 233, 380, 466, 887, 932, 1165, 1774, 2330, 3548, 4427, 4435, 4660, 8854, 8870, 16853, 17708, 17740, 22135, 33706, 44270, 67412, 84265, 88540, 168530, 206671, 337060, 413342, 826684, 1033355, 2066710, 3926749, 4133420, 7853498, 15706996, 19633745, 39267490, 78534980]

約数ペア:

[(1, 78534980), (2, 39267490), (4, 19633745), (5, 15706996), (10, 7853498), (19, 4133420), (20, 3926749), (38, 2066710), (76, 1033355), (95, 826684), (190, 413342), (233, 337060), (380, 206671), (466, 168530), (887, 88540), (932, 84265), (1165, 67412), (1774, 44270), (2330, 33706), (3548, 22135), (4427, 17740), (4435, 17708), (4660, 16853), (8854, 8870)]