168627528040

素因数分解:

$2^3\times 5^1\times {\mathrm{15361}}^1\times {\mathrm{274441}}^1$

素因数の和:289813

約数の個数: 32

約数和(自身を含む): 379438020360

約数和(自身を除く): 210810492320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 15361, 30722, 61444, 76805, 122888, 153610, 274441, 307220, 548882, 614440, 1097764, 1372205, 2195528, 2744410, 5488820, 10977640, 4215688201, 8431376402, 16862752804, 21078441005, 33725505608, 42156882010, 84313764020, 168627528040]

約数ペア:

[(1, 168627528040), (2, 84313764020), (4, 42156882010), (5, 33725505608), (8, 21078441005), (10, 16862752804), (20, 8431376402), (40, 4215688201), (15361, 10977640), (30722, 5488820), (61444, 2744410), (76805, 2195528), (122888, 1372205), (153610, 1097764), (274441, 614440), (307220, 548882)]