18157095280

素因数分解:

$2^4\times 5^1\times {\mathrm{3313}}^1\times {\mathrm{68507}}^1$

素因数の和:71833

約数の個数: 40

約数和(自身を含む): 42228605232

約数和(自身を除く): 24071509952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3313, 6626, 13252, 16565, 26504, 33130, 53008, 66260, 68507, 132520, 137014, 265040, 274028, 342535, 548056, 685070, 1096112, 1370140, 2740280, 5480560, 226963691, 453927382, 907854764, 1134818455, 1815709528, 2269636910, 3631419056, 4539273820, 9078547640, 18157095280]

約数ペア:

[(1, 18157095280), (2, 9078547640), (4, 4539273820), (5, 3631419056), (8, 2269636910), (10, 1815709528), (16, 1134818455), (20, 907854764), (40, 453927382), (80, 226963691), (3313, 5480560), (6626, 2740280), (13252, 1370140), (16565, 1096112), (26504, 685070), (33130, 548056), (53008, 342535), (66260, 274028), (68507, 265040), (132520, 137014)]