78570544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{757}}^1$

素因数の和:1277

約数の個数: 40

約数和(自身を含む): 164486000

約数和(自身を除く): 85915456

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 499, 757, 998, 1514, 1996, 3028, 3992, 6056, 6487, 7984, 9841, 12112, 12974, 19682, 25948, 39364, 51896, 78728, 103792, 157456, 377743, 755486, 1510972, 3021944, 4910659, 6043888, 9821318, 19642636, 39285272, 78570544]

約数ペア:

[(1, 78570544), (2, 39285272), (4, 19642636), (8, 9821318), (13, 6043888), (16, 4910659), (26, 3021944), (52, 1510972), (104, 755486), (208, 377743), (499, 157456), (757, 103792), (998, 78728), (1514, 51896), (1996, 39364), (3028, 25948), (3992, 19682), (6056, 12974), (6487, 12112), (7984, 9841)]