77748280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{84509}}^1$

素因数の和:84543

約数の個数: 32

約数和(自身を含む): 182541600

約数和(自身を除く): 104793320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 84509, 169018, 338036, 422545, 676072, 845090, 1690180, 1943707, 3380360, 3887414, 7774828, 9718535, 15549656, 19437070, 38874140, 77748280]

約数ペア:

[(1, 77748280), (2, 38874140), (4, 19437070), (5, 15549656), (8, 9718535), (10, 7774828), (20, 3887414), (23, 3380360), (40, 1943707), (46, 1690180), (92, 845090), (115, 676072), (184, 422545), (230, 338036), (460, 169018), (920, 84509)]