254284144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{1009}}^1$

素因数の和:1865

約数の個数: 40

約数和(自身を含む): 519746000

約数和(自身を除く): 265461856

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 829, 1009, 1658, 2018, 3316, 4036, 6632, 8072, 13264, 15751, 16144, 19171, 31502, 38342, 63004, 76684, 126008, 153368, 252016, 306736, 836461, 1672922, 3345844, 6691688, 13383376, 15892759, 31785518, 63571036, 127142072, 254284144]

約数ペア:

[(1, 254284144), (2, 127142072), (4, 63571036), (8, 31785518), (16, 15892759), (19, 13383376), (38, 6691688), (76, 3345844), (152, 1672922), (304, 836461), (829, 306736), (1009, 252016), (1658, 153368), (2018, 126008), (3316, 76684), (4036, 63004), (6632, 38342), (8072, 31502), (13264, 19171), (15751, 16144)]